Report Industry Investment Ratings No relevant information provided. Core Views of the Reports Industrial Silicon - The industrial silicon market in November saw a decline in both supply and demand, with a larger decline in supply. However, due to the large supply base and the replenishment of the spot market by cancelled warehouse receipts, there is still pressure to accumulate inventory. In December, the decline in production is expected to narrow, but if the organic silicon industry reduces production, the inventory accumulation pressure will increase. The price is expected to fluctuate between 8,500 - 9,500 yuan/ton, and short positions can gradually take profits at low prices [1]. Polysilicon - The spot price of polysilicon is expected to stabilize. The market is in a situation of both supply and demand decline, but there is still an expectation of inventory accumulation in each link. In the short term, the supply of polysilicon is relatively high, but the long - term supply - demand balance driven by the exit of backward production capacity will support the price. The futures price has fallen back to a reasonable range, and attention should be paid to the support level, as well as the establishment of platform companies, production control, demand changes, and the digestion of warehouse receipts after the November contract cancellation [2]. Aluminum and Alumina - **Alumina**: The market maintains a supply - demand surplus pattern, with short - term supply pressure increasing. The price is expected to remain weakly volatile in the short term, with the main contract reference range of 2,700 - 2,900 yuan/ton. Attention should be paid to the production reduction trends of high - cost enterprises [3][4]. - **Aluminum**: The price will fluctuate between macro - level positive factors and weak fundamentals in the short term. The medium - term supply shortage pattern remains unchanged. Attention should be paid to downstream start - up changes, inventory reduction rhythms, and overseas policy trends [3][4]. Tin - Considering the strong fundamentals, a bullish view on tin prices is maintained. Existing long positions can be held, and attention should be paid to macro - level changes and the recovery of supply from Myanmar [6][7]. Zinc - The fundamentals provide limited support for the continuous upward movement of zinc prices. In the short term, it may still be volatile. An upward breakthrough requires an improvement in demand, and a downward breakthrough requires continuous inventory accumulation. The export of zinc ingots may boost domestic zinc prices, and the short - term main contract reference range is 22,200 - 22,800 yuan/ton [9]. Copper - The market expects the probability of an interest rate cut in December to decline, and the copper price is oscillating weakly. The long - term supply - demand contradiction supports the upward movement of the copper price's bottom center. The main contract reference range is 85,000 - 86,500 yuan/ton, and attention should be paid to changes in demand and overseas interest rate cut expectations [10]. Nickel - The macro - level exerts some pressure, and the improvement in fundamentals is limited. The medium - term supply is abundant, which restricts the upward space of the price. The short - term driving force is weak, and the main contract reference range is 113,000 - 118,000 yuan/ton. Attention should be paid to macro - level expectations and Indonesian industrial policy news [12]. Stainless Steel - Policy and macro - level driving forces are insufficient, and the fundamental structure has not improved significantly. The supply - side pressure from steel mills' production schedules and social inventory remains, and demand is weak. The short - term price is expected to be weakly volatile, with the main contract reference range of 12,300 - 12,600 yuan/ton. Attention should be paid to steel mills' production reduction and nickel - iron prices [16]. Lithium Carbonate - The market is in a situation of both supply and demand growth. The short - term price is expected to be volatile, and the main contract LC2601 has risen. Attention should be paid to the resumption of production of large enterprises, changes in demand after the peak season, and the possible acceleration of the release of upstream projects at high prices. Long positions established earlier can consider partial profit - taking [18]. Summary by Relevant Catalogs Industrial Silicon - **Spot Price and Basis**: The spot price of industrial silicon increased by 50 - 150 yuan/ton, while the futures price decreased. The basis of some varieties changed significantly [1]. - **Monthly Spread**: The monthly spreads of different contracts showed various changes, with some increasing and some decreasing [1]. - **Fundamental Data**: National and regional production, as well as the national start - up rate, showed different trends. The production of some downstream products also changed, and the inventory of industrial silicon showed an overall upward trend [1]. Polysilicon - **Spot and Futures Prices**: The spot price of polysilicon was stable, the futures price fell, and the arbitrage window closed. The component price gradually recovered [2]. - **Fundamental Data**: Weekly and monthly data showed that polysilicon production increased slightly, silicon wafer production decreased slightly, and the inventories of both increased [2]. Aluminum and Alumina - **Price and Spread**: The price of aluminum increased slightly, and the price of alumina in some regions decreased. The spreads and premiums also changed [3][4]. - **Fundamental Data**: Alumina and electrolytic aluminum production increased in October. The start - up rates of aluminum processing industries showed different trends, and the inventory of electrolytic aluminum remained stable [3][4]. Tin - **Spot Price and Basis**: The spot price of tin remained unchanged, and the LME 0 - 3 premium increased significantly [6]. - **Monthly Spread**: The monthly spreads of different contracts showed various changes [6]. - **Fundamental Data**: Tin ore imports decreased in September, while refined tin production increased in October. The import and export volumes of refined tin changed slightly [6]. Zinc - **Price and Spread**: The price of zinc increased slightly, and the spreads and import - export profits changed [9]. - **Fundamental Data**: Refined zinc production increased in October, and the start - up rates of zinc processing industries showed different trends. The inventory of LME increased, and the domestic zinc ingot inventory decreased [9]. Copper - **Price and Spread**: The price of copper increased slightly, and the spreads, premiums, and import - export profits changed [10]. - **Fundamental Data**: Electrolytic copper production and import volume decreased in October. The start - up rates of copper rod production showed different trends, and the inventory of different types of copper changed [10]. Nickel - **Price and Spread**: The price of nickel increased slightly, and the spreads and import - export profits changed [12]. - **Fundamental Data**: China's refined nickel production and import volume increased. The inventory of SHFE and social inventory increased, while the LME inventory decreased [12]. Stainless Steel - **Price and Spread**: The price of stainless steel decreased slightly, and the spreads changed [16]. - **Fundamental Data**: The production of 300 - series stainless steel increased slightly, the import volume increased, and the export volume decreased. The social inventory decreased slightly, and the SHFE warehouse receipts decreased [16]. Lithium Carbonate - **Price and Spread**: The price of lithium carbonate increased, and the spreads changed [18]. - **Fundamental Data**: The production and demand of lithium carbonate increased in October, and the inventory decreased. The production capacity and start - up rate increased [18].

Group 1: Natural Rubber Industry Investment Rating - Not provided Core Views - Dark-colored rubber shows an inventory accumulation inflection point, and with weak macro sentiment, rubber prices have further declined. Future focus should be on raw material output during the peak production season in the main producing areas and macro changes. If raw material supply is smooth, there is room for further decline; if not, the rubber price is expected to fluctuate between 15,000 - 15,500 [1]. Summary by Directory - **Spot Prices and Basis**: On November 5, prices of various natural rubber products showed different trends, with some decreasing and others remaining stable. For example, the price of Yunnan state - owned whole - miscible rubber (SCRWF) in Shanghai decreased by 250 yuan to 14,350 yuan, a decrease of 1.71% [1]. - **Inter - monthly Spreads**: The spreads between different contracts also changed. For example, the 9 - 1 spread decreased by 5 yuan to 150 yuan, a decrease of 3.23% [1]. - **Fundamental Data**: In August, production in Thailand, Indonesia, and other countries changed, with Thailand's production decreasing by 5.45% to 451.50. Tire production and export data also showed fluctuations. For example, domestic tire production in August increased by 9.10% to 10,295.40 million pieces [1]. - **Inventory Changes**: Bonded area inventory and factory - warehouse futures inventory of natural rubber increased, while the出库 rate of dry rubber in the bonded warehouse in Qingdao decreased [1]. Group 2: Glass and Soda Ash Industry Investment Rating - Not provided Core Views - **Soda Ash**: The price of soda ash is trending weakly. There is obvious over - supply, and the market is under pressure. In the medium - term, demand will continue to be based on rigid needs, and the market will face further pressure without actual capacity withdrawal or load reduction. It is advisable to take a bearish approach in operation [3]. - **Glass**: The news of production line shutdown in Shahe area has a short - term emotional impact on the market. In the long - term, there will be production line restart, which will increase supply pressure. Although there is some demand expectation during the peak season, the glass industry still needs capacity clearance to solve the over - supply problem. There is short - term support for the market, and short - term long opportunities for low - level rebounds can be captured [3]. Summary by Directory - **Glass - related Prices and Spreads**: On November 5, glass prices in different regions showed little change, with only the South China quotation decreasing by 10 yuan to 1,190 yuan per ton, a decrease of 0.83%. The 01 basis increased by 8 yuan to 33 yuan, an increase of 32.00% [3]. - **Soda Ash - related Prices and Spreads**: Soda ash prices in different regions remained stable, and the 01 - 4 spread decreased by 6 yuan to 105 yuan, a decrease of 5.41% [3]. - **Supply**: Soda ash production and float glass and photovoltaic glass melting volume data showed different trends. Soda ash production decreased slightly, and photovoltaic glass melting volume decreased by 0.84% [3]. - **Inventory**: Glass factory - warehouse inventory and soda ash factory - warehouse inventory increased, while soda ash delivery warehouse inventory decreased [3]. - **Real Estate Data**: Real estate data showed negative growth in new construction area, completion area, and sales area, with the sales area decreasing by 6.50% [3]. Group 3: Log Industry Investment Rating - Not provided Core Views - The log futures market is in a situation of strong supply and weak demand. Although the disk price is at a relatively low level and the price difference between domestic and foreign markets provides some support, the market is still expected to maintain a weak and volatile trend [4]. Summary by Directory - **Futures and Spot Prices**: On November 5, log futures prices showed an upward trend. For example, the price of the log 2511 contract increased by 2 yuan to 778.5 yuan per cubic meter, an increase of 0.26%. Spot prices of some radiata pine and spruce in ports remained stable [4]. - **Import Cost Calculation**: The import theoretical cost increased by 6.84 yuan to 812.97 yuan, an increase of 1% [4]. - **Supply and Demand**: Supply is increasing, with the expected arrival of 17 ships of New Zealand logs at 13 Chinese ports from November 3 - 9, an increase of 2 ships and 16% in volume compared to the previous week. Demand is slightly declining, with the average daily log出库 volume decreasing by 0.16 million cubic meters to 6.28 million cubic meters as of October 31 [4]. Group 4: Industrial Silicon Industry Investment Rating - Not provided Core Views - Industrial silicon prices are expected to fluctuate at a low level. Although there are expectations of supply contraction, it is expected to have little short - term impact. The market still faces inventory accumulation pressure in November, but there is cost support at the bottom. The main price fluctuation range is expected to be between 8,500 - 9,500 yuan per ton. If the price drops to around 8,500 yuan per ton, long positions can be considered [5]. Summary by Directory - **Spot Prices and Main Contract Basis**: On November 5, spot prices of various industrial silicon products remained stable, and the basis of different benchmarks changed. For example, the basis of East China oxygen - passing SI5530 industrial silicon decreased by 135 yuan to 430 yuan, a decrease of 23.89% [5]. - **Inter - monthly Spreads**: Spreads between different contracts changed. For example, the 2511 - 2512 spread increased by 25 yuan to - 400 yuan, an increase of 6.25% [5]. - **Fundamental Data**: National industrial silicon production increased by 7.46% to 45.22 million tons, and production in different regions also showed different trends. For example, Xinjiang's production increased by 15.94% to 23.56 million tons [5]. - **Inventory Changes**: Inventory in different regions and types showed different trends. For example, Yunnan's factory - warehouse inventory increased by 0.05 million tons to 3.46 million tons, an increase of 1.47% [5]. Group 5: Polysilicon Industry Investment Rating - Not provided Core Views - In November, the supply pressure is decreasing, but the demand is also decreasing, resulting in a situation of weak supply and demand. There is still a risk of inventory accumulation. It is expected that the price will fluctuate in a high - level range. In trading, it is advisable to try long positions when the futures price returns to the lower end of the range, sell put options around 50,000 in the options market, and hold photovoltaic ETFs, new energy ETFs, or related stocks in the equity market [6]. Summary by Directory - **Spot Prices and Basis**: On November 5, spot prices of N - type polysilicon products were mostly stable, and the N - type material basis increased by 360 yuan to - 1,155 yuan, an increase of 23.76% [6]. - **Futures Prices and Inter - monthly Spreads**: The futures price decreased by 360 yuan to 53,355 yuan per ton, and the spreads between different contracts changed significantly [6]. - **Fundamental Data**: Weekly and monthly polysilicon and silicon wafer production, import, and export data showed different trends. For example, weekly polysilicon production decreased by 4.41% to 2.82 million tons, while monthly production increased by 3.08% to 13.40 million tons [6]. - **Inventory Changes**: Polysilicon and silicon wafer inventories increased, and the polysilicon warehouse receipt increased by 140 to 9,730 [6].

Report on Industrial Silicon Investment Rating No investment rating provided in the report. Core Viewpoint Industrial silicon supply increase pressures the price, but there is cost support below. It is expected to fluctuate at a low level, mainly in the range of 8500 - 9500 yuan/ton. If the price of the 2601 contract drops to around 8300 - 8500 yuan/ton, consider buying on dips [1]. Summary by Directory - **Spot Price and Basis**: On October 27, the prices of East China oxygen - containing S15530 industrial silicon, East China SI4210 industrial silicon, and Xinjiang 99 remained unchanged. The basis of oxygen - containing SI5530 decreased by 10.47%, the basis of SI4210 decreased by 64.29%, and the basis of Xinjiang decreased by 7.76% [1]. - **Inter - monthly Spread**: The spread of 2511 - 2512 increased by 1.32%, 2512 - 2601 decreased by 50.00%, 2601 - 2602 decreased by 0.00%, 2602 - 2603 decreased by 300.00%, and 2603 - 2604 decreased by 20.00% [1]. - **Fundamental Data (Monthly)**: National industrial silicon production increased by 9.10%, Xinjiang's production increased by 19.78%, Yunnan's production increased by 2.41%, and Sichuan's production decreased by 1.49%. The national operating rate increased by 10.86%, Xinjiang's operating rate increased by 22.09%, Yunnan's decreased by 11.99%, and Sichuan's decreased by 1.47%. Organic silicon DMC production decreased by 5.78%, polysilicon production decreased by 1.29%, recycled aluminum alloy production increased by 4.60%, and industrial silicon exports decreased by 8.36% [1]. - **Inventory Change**: Xinjiang's factory inventory decreased by 0.09%, Yunnan's decreased by 0.58%, Sichuan's increased by 1.00%, social inventory decreased by 0.53%, warehouse receipt inventory decreased by 0.29%, and non - warehouse receipt inventory decreased by 0.23% [1]. Report on Polysilicon Investment Rating No investment rating provided in the report. Core Viewpoint Polysilicon is expected to fluctuate at a high level. Pay attention to the establishment of the platform company and production control, as well as whether there is an increase in orders on the demand side. After the sharp rise in futures, the discount is repaired, and there is a need to pay attention to the hedging and arbitrage space of upstream enterprises [2]. Summary by Directory - **Spot Price and Basis**: On October 27, the average prices of N - type re - feedstock and N - type granular silicon remained unchanged. The N - type material basis decreased by 325.19%. The average price of N - type 210mm silicon wafers decreased by 0.59%, and the average price of N - type 210R silicon wafers decreased by 2.16% [2]. - **Futures Price and Inter - monthly Spread**: The main contract increased by 4.20%. The spread of the current month - the first consecutive contract decreased by 16.92%, the first - the second consecutive contract decreased by 61.90%, the second - the third consecutive contract decreased by 16.98%, the third - the fourth consecutive contract increased by 140.00%, the fourth - the fifth consecutive contract decreased by 16.98%, and the fifth - the sixth consecutive contract increased by 140.00% [2]. - **Fundamental Data (Weekly)**: Silicon wafer production increased by 2.65%, and polysilicon production decreased by 4.84% [2]. - **Fundamental Data (Monthly)**: Polysilicon production decreased by 1.29%, imports increased by 28.46%, exports decreased by 28.16%, and net exports decreased by 56.83%. Silicon wafer production increased by 5.37%, imports decreased by 17.96%, exports remained unchanged, and net exports increased by 1.96%. Silicon wafer demand increased by 4.64% [2]. - **Inventory Change**: Polysilicon inventory increased by 1.98%, silicon wafer inventory increased by 6.70%, and polysilicon warehouse receipts decreased by 1.91% [2]. Report on Logs Investment Rating No investment rating provided in the report. Core Viewpoint The log futures 2601 contract price is at a relatively low level. Although there is import cost support, the market is pessimistic due to expected supply increase and weak demand. The futures market is expected to continue to fluctuate weakly [3]. Summary by Directory - **Futures and Spot Prices**: On October 27, the prices of log futures contracts 2511, 2601, 2603, and 2605 all decreased. The prices of small, medium, and large radiata pine in Rizhao Port and Taicang Port remained unchanged [3]. - **Supply**: From October 27 - November 2, 2025, the number of pre - arrival ships of New Zealand logs at 13 Chinese ports increased by 4 to 16, a week - on - week increase of 33%, and the arrival volume increased by 8.5 million cubic meters to about 53.3 million cubic meters, a week - on - week increase of 19% [3]. - **Inventory**: As of October 24, the national coniferous log inventory was 284 million cubic meters, a decrease of 80,000 cubic meters from the previous week [3]. - **Demand**: The daily average log出库 volume was 6.44 million cubic meters, an increase of 0.12 million cubic meters from the previous week [3]. Report on Glass and Soda Ash Investment Rating No investment rating provided in the report. Core Viewpoint For soda ash, the supply - demand pattern is bearish. It is recommended to take profit on previous short positions and wait for short - selling opportunities on subsequent rebounds. For glass, although the previous decline has priced in the negative factors, and the recent news has boosted the market, it is recommended to pay attention to the follow - up of the spot market and close previous short positions [4]. Summary by Directory - **Glass - related Prices and Spreads**: On October 27, the prices of glass in North China, East China, Central China, and South China decreased. The prices of glass 2505 and 2509 increased [4]. - **Soda Ash - related Prices and Spreads**: The prices of soda ash in North China, East China, Central China, and Northwest China remained unchanged. The prices of soda ash 2505 and 2509 increased [4]. - **Supply**: Soda ash operating rate increased by 3.37%, weekly production increased by 3.37%, float glass daily melting volume increased by 1.16%, and photovoltaic daily melting volume remained unchanged [4]. - **Inventory**: Glass factory inventory increased by 5.84%, soda ash factory inventory increased by 3.74%, soda ash delivery warehouse inventory increased by 4.05%, and glass factory soda ash inventory days remained unchanged [4]. - **Real Estate Data**: New construction area increased by 0.09%, construction area decreased by 2.43%, completion area decreased by 0.03%, and sales area decreased by 6.50% [4]. Report on Natural Rubber Investment Rating No investment rating provided in the report. Core Viewpoint In the short term, the improvement of the macro - environment and fundamentals has led to a rebound in rubber prices. In the future, pay attention to the raw material output in the peak production season of the main producing areas and macro - changes. If the raw material supply is smooth, there is room for further decline; if not, the price is expected to run around 15000 - 15500 yuan/ton [5]. Summary by Directory - **Spot Price and Basis**: On October 27, the prices of Yunnan Guofu SCRMF, Thai standard mixed rubber, natural rubber blocks in Xishuangbanna, and raw materials in Hainan remained unchanged. The basis of whole milk decreased by 7.69%, the non - standard price difference decreased by 13.43%, the FOB middle price of cup rubber decreased by 100.00%, the FOB middle price of glue decreased by 100.00%, and the price of natural rubber glue in Xishuangbanna increased by 1.47% [5]. - **Inter - monthly Spread**: The 9 - 1 spread increased by 4.00%, the 1 - 5 spread decreased by 18.18%, and the 5 - 9 spread increased by 7.14% [5]. - **Fundamental Data**: In August, Thailand's production decreased by 0.43%, Indonesia's decreased by 4.30%, India's increased by 11.11%, and China's increased. The operating rate of semi - steel tires increased by 0.95%, and that of all - steel tires increased by 1.06%. In August, domestic tire production increased by 9.10%, and in September, tire exports decreased by 10.65%. In August, natural rubber imports increased by 14.41%, and in September, imports of natural and synthetic rubber increased by 12.12%. The production cost of dry rubber STR20 in Thailand increased by 1.87%, the production cost of RSS3 increased by 0.50%, the production profit of STR20 decreased by 305.56%, and the production profit of RSS3 increased by 2.83% [5]. - **Inventory Change**: Bonded area inventory decreased by 4.07%, natural rubber factory futures inventory in SHFE increased by 6.28%, and the出库 rate of dry rubber in Qingdao bonded warehouse decreased [5].

Core Viewpoint - The photovoltaic industry is experiencing a rebound in prices and profitability due to ongoing "anti-involution" policies, with significant stock price increases observed in September 2023 [1][7]. Group 1: Industry Performance - In the first eight months of 2023, solar power accounted for 66.81% of all new power generation capacity in China, with an addition of 23.1 million kilowatts, marking a year-on-year increase of 48.5% [2][4]. - The total installed solar power capacity in China surpassed 1.12 billion kilowatts by the end of August 2023, reflecting strong growth momentum [2][4]. Group 2: Price Recovery - Since September, prices across the photovoltaic supply chain have been rising, with polysilicon prices increasing by 45.71% to 51 yuan per kilogram, and monocrystalline N-type silicon wafer prices rising over 50% [5][7]. - Photovoltaic glass prices have also seen significant increases, with 2.0mm and 3.2mm glass prices rising by 28.2% and 15.5%, respectively, since late July [5]. Group 3: Financing and Investment - In the third quarter of 2023, photovoltaic stocks received a net inflow of 16.168 billion yuan in financing, with 22 stocks attracting over 100 million yuan each, led by Yangguang Electric with 7.605 billion yuan [6][9]. - Yangguang Electric's stock price surged by 139.01% since July, reaching a market capitalization of 335.819 billion yuan, while its net profit for the first half of 2023 increased by 55.97% year-on-year [9]. Group 4: Regulatory Environment - The Chinese government has implemented measures to regulate the photovoltaic industry, focusing on eliminating outdated capacity and promoting orderly competition, which has contributed to the recent price recovery [7][9].

Group 1: Polysilicon Report Industry Investment Rating - Not mentioned Core View - The substantial support policies such as "anti - involution" in the polysilicon market have not been implemented in time, and the new energy - consumption national standard has limited impact on short - term supply and demand. The supply - side regulation effect is less than expected, and the industry's over - capacity pattern remains unchanged. The inventory of downstream component links is high, and prices are loosening. Future attention should be paid to national - level policies on capacity clearance and industry procurement, as well as the actual start - up rate and production reduction implementation of polysilicon enterprises, and the inventory digestion progress and new order demand of downstream photovoltaic component factories [1]. Summary by Directory - **Spot Price and Basis**: The average price of N - type polysilicon materials remained stable on September 22 compared with September 19, while the N - type material basis (average price) increased by 3420.00% [1]. - **Futures Price and Inter - month Spread**: The main contract price decreased by 3.24% from September 19 to September 22, and the spread between different months showed various changes [1]. - **Fundamental Data**: Weekly polysilicon production decreased by 0.64%, while monthly production increased by 23.31%. Monthly polysilicon import decreased by 9.63%, and net export increased by 94.25%. Weekly and monthly silicon wafer production increased [1]. - **Inventory Change**: Polysilicon inventory decreased by 6.85%, and silicon wafer inventory increased by 1.93% [1]. Group 2: Industrial Silicon Report Industry Investment Rating - Not mentioned Core View - From September to October, the supply of industrial silicon increases, and the supply - demand balance gradually becomes loose. The expected batch production reduction of silicon enterprises in Sichuan and Yunnan during the flat - dry season is at the end of October, and the supply surplus is more obvious in October and narrows in November. The cost increase during the flat - dry season in the southwest boosts market sentiment. In the short term, industrial silicon has insufficient upward driving force, and the price may turn to oscillation, with the main price fluctuation range between 8000 - 9500 yuan/ton. Attention should be paid to the production reduction rhythm of silicon material enterprises and industrial silicon enterprises in Sichuan and Yunnan in the fourth quarter [2]. Summary by Directory - **Spot Price and Main Contract Basis**: The prices of various types of industrial silicon increased on September 22 compared with September 19, and the basis also showed significant changes [2]. - **Inter - month Spread**: The spread between different months of industrial silicon futures contracts showed various changes [2]. - **Fundamental Data**: Monthly national and regional industrial silicon production increased, and the national and regional start - up rates also increased. The production of organic silicon DMC and polysilicon increased, while the production of recycled aluminum alloy decreased. Industrial silicon exports increased [2]. - **Inventory Change**: The factory - warehouse inventory in Xinjiang decreased, while that in Yunnan and Sichuan increased slightly. Social inventory and non - warehouse receipt inventory increased slightly, and contract inventory decreased slightly [2]. Group 3: Glass and Soda Ash Report Industry Investment Rating - Not mentioned Core View - **Soda Ash**: The soda ash futures market is weak. Although the manufacturer's inventory has decreased recently, the inventory has actually transferred to the middle and lower reaches, and the trade inventory continues to rise. The weekly production remains high, and there is still an over - supply situation compared with the current rigid demand. In the medium term, there is no significant increase in downstream capacity, so the demand for soda ash will continue the previous rigid - demand pattern. If there is no actual capacity exit or load reduction, the inventory will be further pressured. Attention can be paid to the implementation of policies and the load - regulation situation of alkali plants. It is advisable to short on rebounds [4]. - **Glass**: The glass futures market is weak. The spot market trading has become dull, and the inventory of some middle - stream areas remains high without obvious reduction. In the long - term, as the real - estate cycle is at the bottom, the industry needs capacity clearance to solve the over - supply problem. Attention can be paid to the implementation of regional policies and the inventory - replenishment performance of the middle and lower reaches during the "Golden September and Silver October" period. In the short term, sentiment - driven factors may drive the spot market to improve, and the sustainability needs to be tracked [4]. Summary by Directory - **Glass - related Price and Spread**: The prices of glass in different regions remained stable, and the prices of glass futures contracts decreased slightly [4]. - **Soda - Ash - related Price and Spread**: The prices of soda ash in different regions remained stable, and the prices of soda ash futures contracts decreased [4]. - **Supply**: The soda ash start - up rate and weekly production decreased, the float - glass daily melting volume decreased slightly, and the photovoltaic daily melting volume remained unchanged [4]. - **Inventory**: The glass factory - warehouse inventory and soda - ash factory - warehouse inventory decreased, while the soda - ash delivery - warehouse inventory increased. The glass factory's soda - ash inventory days remained unchanged [4]. - **Real - estate Data**: The new construction area, construction area, completion area, and sales area of real - estate all showed different degrees of change [4]. Group 4: Rubber Report Industry Investment Rating - Not mentioned Core View - On the supply side, the expected increase in future supply weakens the raw - material price and cost support, but the typhoon weather has raised concerns about short - term supply release. The pre - festival inventory replenishment of downstream tire factories is basically completed, and the inventory - reduction rhythm of natural rubber spot inventory has slowed down. On the demand side, although some enterprises still face shortages, the overall shipment performance is less than expected, and some enterprises' inventory may increase. Affected by the typhoon weather, the short - term rubber price will fluctuate strongly, with the 01 contract price ranging from 15000 - 16500 yuan/ton. Future attention should be paid to the raw - material output during the peak season in the main production areas and the impact of the La Nina phenomenon on supply. If the raw - material supply is smooth, the price may decline further; otherwise, it will continue to operate within the range [5]. Summary by Directory - **Spot Price and Basis**: The price of some rubber varieties remained stable, while the basis and non - standard price difference changed [5]. - **Inter - month Spread**: The spread between different months of rubber futures contracts showed various changes [5]. - **Fundamental Data**: The production of rubber in Thailand, Indonesia, and China in July showed different trends. The start - up rate of semi - steel and all - steel tires increased slightly. The domestic tire production in August increased, while the tire export decreased. The import of natural rubber and synthetic rubber increased [5]. - **Inventory Change**: The bonded - area inventory and the上期所 factory - warehouse futures inventory of natural rubber decreased, and the inbound and outbound rates of dry rubber in the bonded and general - trade warehouses in Qingdao changed [5]. Group 5: Logs Report Industry Investment Rating - Not mentioned Core View - The log futures market oscillated. The spot price of the main standard delivery products remained unchanged, and the inventory decreased significantly. The demand (outbound volume) decreased, while the supply (expected arrival of New Zealand logs) increased. As the "Golden September and Silver October" traditional peak season approaches, attention should be paid to whether the outbound volume improves significantly after entering the seasonal peak season. The current daily outbound volume is about 60,000 cubic meters, but it has not exceeded 70,000 cubic meters. The price below 800 yuan/cubic meter has high "receiving value". In the current pattern of "weak reality and strong expectation", it is recommended to go long on dips [7]. Summary by Directory - **Futures and Spot Price**: The log futures price oscillated, and the spot price of main standard delivery products remained unchanged [7]. - **Cost: Import Cost Calculation**: The RMB - US dollar exchange rate and import theoretical cost changed slightly [7]. - **Port Shipment and Departure Ship Number**: The port shipment volume and departure ship number from New Zealand to China, Japan, and South Korea decreased [7]. - **Main Port Inventory and Daily Outbound Volume**: The national coniferous log inventory decreased, and the daily outbound volume decreased [7].

Core Viewpoint - The recent surge in polysilicon futures prices indicates a volatile market, with prices reaching a peak of 45,850.0 yuan and currently at 45,345.0 yuan, reflecting a 2.65% increase [1] Group 1: Market Analysis - New Lake Futures suggests that the polysilicon market will primarily experience range-bound fluctuations, with stable supply and slight production increases expected in North China [2] - Donghai Futures views the polysilicon market as showing a strong upward trend, with recent price increases in N-type and P-type materials, indicating a resilient market despite recent price drops [3] - Jin Xin Futures notes that the polysilicon market is transitioning from an upward trend to high-level fluctuations, emphasizing the need for investors to monitor policy changes and supply-demand dynamics closely [4] Group 2: Price Trends - The latest N-type polysilicon price is quoted at 47,000 yuan/ton, with a weekly increase of 1.1%, while P-type material is priced at 30,500 yuan/ton [3] - Recent price increases in N-type silicon wafers and battery components suggest a continued upward pressure on polysilicon prices, despite some short-term volatility [3] - The market is currently experiencing a low level of downstream demand, with no new orders being signed, which may affect future price stability [2]

Group 1 - The main contract for polysilicon futures experienced fluctuations, reaching a peak of 43,250.0 yuan, and closed at 42,945.0 yuan with a rise of 1.50% [1] - Various institutions have differing views on the future of polysilicon prices, with some expecting a potential correction while others maintain a bullish outlook [2] - The supply side of polysilicon shows an overall increase in production, but some companies are undergoing maintenance, leading to a mixed impact on capacity [2][3] Group 2 - The current macroeconomic environment shows a positive CPI and a weakening PPI, which may influence market expectations [2] - The demand side is under pressure due to reduced production schedules in downstream solar component manufacturing, despite recent price recoveries [2] - The operating rate for polysilicon in June was reported at 35.47%, with a year-on-year production decrease of 38% but a month-on-month increase of 3% [3]

1. Report Industry Investment Ratings No relevant information provided in the reports. 2. Core Views of the Reports Glass and Soda Ash - Yesterday, the soda ash futures market sentiment weakened, with the 09 contract dropping about 30 points. Although the overall market sentiment had improved earlier, the supply - demand pattern of soda ash remains in surplus, with continuous inventory accumulation. It is recommended to watch for opportunities to short on rebounds [1]. - The glass futures market sentiment declined yesterday, while the spot market remained strong. Currently, it is the off - season, and the industry needs capacity clearance. It is advisable to wait and see for now [1]. Logs - Yesterday, the log futures market fluctuated slightly stronger. The market is in a situation of weak supply and demand due to the off - season for demand and seasonal reduction in supply from New Zealand. The 09 contract is expected to fluctuate weakly, and attention should be paid to market sentiment and policy expectations [2]. Industrial Silicon - The spot price of industrial silicon increased by 150 - 200 yuan/ton, and the futures price rose by 90 yuan/ton. The supply is expected to increase. In the short - term, the price will fluctuate strongly, but attention should be paid to the risk of price decline due to the increase in warehouse receipts [3]. Polysilicon - The polysilicon spot price stabilized, and the futures price increased. There is still room for the futures price to catch up with the spot price. The market has a wait - and - see attitude, and there are both positive and negative factors. Attention should be paid to the risk of price decline [4]. Natural Rubber - The natural rubber price rebounded due to macro - sentiment, but the fundamental situation is still weak. It is recommended to short at the price range of 14,000 - 14,500 yuan/ton, and pay attention to raw material supply and US tariff changes [5]. 3. Summaries According to Relevant Catalogs Glass and Soda Ash Price and Spread - Glass: The prices in North China, East China, and South China remained unchanged, while the price in Central China increased by 30 yuan/ton with a 2.80% increase. The 2505 and 2509 contracts decreased by 1.35% and 2.81% respectively. The 05 basis increased by 17.53% [1]. - Soda Ash: The prices in North China, East China, Central China, and Northwest China remained unchanged. The 2505 and 2509 contracts decreased by 0.53% and 2.06% respectively. The 05 basis increased by 17.95% [1]. Supply - Soda ash: The operating rate and weekly output remained unchanged. The float glass daily melting volume increased by 0.38%, and the photovoltaic daily melting volume remained unchanged [1]. Inventory - Glass factory inventory decreased by 2.87%, while soda ash factory inventory and delivery warehouse inventory increased by 2.98% and 4.39% respectively. The glass factory's soda ash inventory days remained unchanged [1]. Real Estate Data - New construction area increased by 2.99%, construction area decreased by 7.56%, completion area increased by 15.67%, and sales area increased by 12.13% [1]. Logs Futures and Spot Prices - Log futures: The 2509, 2511, and 2601 contracts increased slightly, while the 2507 contract decreased slightly. The basis of the 09, 11, and 01 contracts decreased [2]. - Spot prices: The prices of most spot logs remained unchanged, except for a 1.39% decrease in the price of 4A small radiata pine in Taicang Port [2]. Supply - Monthly supply: Port shipments increased by 2.12%, and the number of ships from New Zealand to China, Japan, and South Korea decreased by 8.62% [2]. Inventory - Weekly inventory: The national inventory decreased by 0.31%, with a 1.66% decrease in Shandong and a 1.93% increase in Jiangsu [2]. Demand - Weekly demand: The daily average outbound volume decreased by 12% nationwide, with a 9% decrease in Shandong and a 14% decrease in Jiangsu [2]. Industrial Silicon Spot Price and Basis - The prices of East China oxygen - passed S15530 and Xinjiang 99 - grade industrial silicon increased, while the basis of some varieties decreased [3]. Monthly Spread - The spreads of 2508 - 2509, 2509 - 2510, and 2512 - 2601 increased significantly, while the spread of 2511 - 2512 decreased significantly [3]. Fundamental Data - In April, the national output and operating rate decreased, while the output and operating rate in Yunnan and Sichuan increased. In May, the output of organic silicon DMC, polysilicon, and recycled aluminum alloy increased [3]. Inventory Change - The inventory in Xinjiang decreased by 17.46%, and the social inventory decreased slightly. The warehouse receipt inventory increased by 0.34% [3]. Polysilicon Spot Price and Basis - The prices of N - type granular silicon decreased slightly, and the basis of N - type and cauliflower - type decreased [4]. Futures Price and Monthly Spread - The PS2506 contract increased by 1.69%. Some monthly spreads changed significantly [4]. Fundamental Data - Weekly: The output of silicon wafers and polysilicon decreased. Monthly: The polysilicon output increased, and the import and export volumes changed [4]. Inventory Change - The polysilicon inventory increased by 1.47%, and the silicon wafer inventory decreased by 5.67% [4]. Natural Rubber Spot Price and Basis - The prices of some rubber varieties increased slightly, and the basis and non - standard spread changed [5]. Monthly Spread - The 9 - 1 spread increased by 1.69%, and the 1 - 5 spread decreased by 16.67% [5]. Fundamental Data - In May, the output in Thailand, Indonesia, India, and China increased. The operating rates of semi - steel and all - steel tires increased, and the domestic tire output decreased slightly. The tire export volume increased [5]. Inventory Change - The bonded area inventory increased slightly, and the warehouse receipt inventory in the Shanghai Futures Exchange increased significantly [5].

1. Report Industry Investment Ratings No information about industry investment ratings is provided in the reports. 2. Core Views Natural Rubber - The fundamentals are expected to weaken. Hold short positions above 14,000 and monitor raw material supply in various producing areas and US tariff changes [1]. Polysilicon - Polysilicon is facing inventory accumulation pressure due to oversupply. Although prices are rising under policy expectations, downstream demand remains weak. It is beneficial for polysilicon - industrial silicon arbitrage and buying stocks of photovoltaic industry chain enterprises, but beware of the impact of high - cost transfer on weak demand [3]. Industrial Silicon - The spot price of industrial silicon is stable, and the futures price fluctuates. In the short term, the price is expected to fluctuate strongly supported by production cuts, but in the long term, over - supply pressure may increase. Pay attention to the impact of polysilicon production changes on demand and policy effects [4]. Glass and Soda Ash - Soda ash is in an obvious oversupply situation. Wait for the opportunity to short after the market sentiment fades. Glass has a short - term rebound, but the demand is weak. Wait for more cold - repair actions to bring a real turnaround and currently suggest waiting and seeing [6]. Logs - The log market is entering a period of weak supply and demand. The 09 contract is expected to fluctuate weakly [8]. 3. Summary by Directory Natural Rubber Spot Prices and Basis - The prices of some varieties such as Yunnan state - owned standard rubber and Thai standard mixed rubber remained unchanged on July 9 compared to July 8. The full - latex basis and non - standard price difference decreased significantly [1]. Monthly Spreads - The 9 - 1 spread remained unchanged, the 1 - 5 spread increased by 8.33%, and the 5 - 9 spread decreased by 0.53% [1]. Fundamental Data - In May, the production of Thailand, Indonesia, India, and China increased. The weekly开工率 of semi - steel and full - steel tires decreased, domestic tire production decreased slightly, and tire exports increased. The import of natural rubber decreased [1]. Inventory Changes - Bonded area inventory and factory - warehouse futures inventory of natural rubber on the SHFE increased, while the inbound and outbound rates of dry rubber in Qingdao decreased [1]. Polysilicon Spot Prices and Basis - The average prices of N - type re - feedstock and N - type granular silicon increased on July 9 compared to July 8, with increases of 2.56% and 4.11% respectively [3]. Futures Prices and Monthly Spreads - The PS2506 contract price increased by 2.31%. Some monthly spreads changed significantly, such as the PS2506 - PS2507 spread which decreased by 298.85% [3]. Fundamental Data - Weekly and monthly polysilicon production increased. In May, polysilicon imports decreased, exports decreased, and net exports increased. Silicon wafer production decreased in the short term but increased slightly in May [3]. Inventory Changes - Polysilicon inventory increased by 0.74%, and silicon wafer inventory decreased by 4.43% [3]. Industrial Silicon Spot Prices and Main Contract Basis - The price of Xinjiang 99 - silicon increased by 1.24%, and the basis of some varieties increased [4]. Monthly Spreads - Some monthly spreads changed, such as the 2507 - 2508 spread which decreased by 88.00% [4]. Fundamental Data - In June, the national industrial silicon production increased, with significant increases in Yunnan and Sichuan. Organic silicon DMC production increased, and polysilicon production also increased [4]. Inventory Changes - Xinjiang factory - warehouse inventory decreased, while social inventory increased. The warehouse - receipt inventory decreased slightly, and non - warehouse - receipt inventory increased [4]. Glass and Soda Ash Glass - Related Prices and Spreads - Glass prices in some regions remained unchanged, and the prices of glass futures contracts increased slightly [6]. Soda Ash - Related Prices and Spreads - Soda ash prices in some regions decreased, and the prices of soda ash futures contracts increased [6]. Supply - Soda ash production rate and weekly output decreased slightly, while float glass daily melting volume increased and photovoltaic daily melting volume decreased [6]. Inventory - Glass factory - warehouse inventory decreased slightly, soda ash factory - warehouse inventory increased, and soda ash delivery - warehouse inventory decreased [6]. Real Estate Data - Real estate new - start area, completion area, and sales area showed positive changes compared to the previous period, while the construction area decreased [6]. Logs Futures and Spot Prices - Log futures prices fluctuated slightly, and the prices of some spot varieties decreased [8]. Import Cost - The import theoretical cost increased by 4% [8]. Supply - Port shipping volume increased, and the number of departing ships from New Zealand to China, Japan, and South Korea decreased [8]. Inventory - National log inventory decreased, and inventory in Shandong and Jiangsu also decreased [8]. Demand - The average daily log outbound volume increased [8].

1. Report Industry Investment Ratings No relevant content provided. 2. Core Views of the Reports Natural Rubber - In the context of expected supply increase and weak demand, the subsequent rubber price is expected to remain weak. Hold the short position at 14,000 and monitor the raw material supply in each production area and macro - event disturbances [2]. Industrial Silicon - In June, industrial silicon still faces a weak fundamental situation of oversupply, and the price remains under pressure. Recently, the rebound in coal prices brings an expectation of rising raw material prices, which supports the price, and the price may fluctuate at a low level [4]. Polysilicon - The fundamentals have not significantly improved, and the atmosphere at the Shanghai PV exhibition is bearish. However, due to the low price, hold short positions cautiously and pay attention to the pressure level around 35,000 yuan/ton. If the polysilicon production increases, it is beneficial for the arbitrage of buying industrial silicon and shorting polysilicon [5]. Glass and Soda Ash - For soda ash, the excess pattern is obvious, and there will be further profit - reduction. After the photovoltaic rush - installation, the growth of photovoltaic capacity has slowed down, and the overall demand has not increased significantly. After the maintenance, inventory accumulation may accelerate. - For glass, it still faces over - supply pressure in the future, and the industry needs capacity clearance. The 09 contract fluctuates around 1000 points, and a short - term bearish strategy can be considered [6]. 3. Summaries According to Relevant Catalogs Natural Rubber Price and Spread - The price of Yunnan Guofu all - latex rubber (SCRWF) in Shanghai remained unchanged at 13,900 yuan/ton. The all - latex basis (switched to the 2509 contract) decreased by 35 yuan/ton to - 10 yuan/ton, a decline of 140%. The Thai standard mixed rubber quote remained at 13,750 yuan/ton. The non - standard price difference decreased by 35 yuan/ton to - 160 yuan/ton, a decline of 28%. The FOB mid - price of cup rubber in the international market increased by 0.40 Thai baht/kg to 47.45 Thai baht/kg, an increase of 0.85%. The FOB mid - price of glue in the international market remained at 56.75 yuan/ton. The price of natural rubber lumps in Xishuangbanna increased by 400 yuan/ton to 12,600 yuan/ton, an increase of 3.28%. The price of natural rubber glue in Xishuangbanna increased by 400 yuan/ton to 13,100 yuan/ton, an increase of 3.15%. The mainstream market price of raw materials in Hainan remained at 12,400 yuan/ton, and the mainstream market price of imported rubber raw materials in Hainan remained at 9,000 yuan/ton [2]. - In terms of monthly spreads, the 9 - 1 spread decreased by 15 yuan/ton to - 850 yuan/ton, a decline of 1.8%. The 1 - 5 spread decreased by 10 yuan/ton to - 72 yuan/ton, a decline of 18.18%. The 5 - 9 spread increased by 25 yuan/ton to 915 yuan/ton, an increase of 2.81% [2]. Fundamental Data - In April, Thailand's production decreased by 435,000 tons to 1.057 million tons, a decline of 29.16%. Indonesia's production decreased by 15,200 tons to 194,100 tons, a decline of 7.26%. India's production decreased by 7,600 tons to 45,400 tons, a decline of 14.34%. China's production increased by 42,300 tons to 58,100 tons. The weekly operating rate of semi - steel tires for automobile tires increased by 4.12 percentage points to 77.98%, and the weekly operating rate of all - steel tires decreased by 2.23 percentage points to 61.24%. In April, the domestic tire production decreased by 5.444 million pieces to 102.002 million pieces, a decline of 5.07%. The export volume of new pneumatic rubber tires in April decreased by 490,000 pieces to 5.739 million pieces, a decline of 7.87%. The total import volume of natural rubber in April decreased by 70,900 tons to 523,200 tons, a decline of 11.93%. The import volume of natural and synthetic rubber (including latex) in May decreased by 83,000 tons to 607,000 tons, a decline of 12.03% [2]. Inventory Changes - The bonded area inventory (bonded + general trade inventory) decreased by 4,100 tons to 1,011,111 tons, a decline of 0.67%. The factory - warehouse futures inventory of natural rubber on the SHFE increased by 13,003 tons to 34,876 tons, an increase of 59.45%. The inbound rate of dry rubber in the bonded warehouse in Qingdao increased by 1.14 percentage points to 3.34%, and the outbound rate increased by 1.44 percentage points to 4.83%. The inbound rate of dry rubber in general trade in Qingdao increased by 0.82 percentage points to 7.76%, and the outbound rate decreased by 0.29 percentage points to 7.18% [2]. Industrial Silicon Price and Spread - The price of East China oxygen - passing SI5530 industrial silicon remained at 8,150 yuan/ton, and the basis (based on oxygen - passing SI5530) increased by 110 yuan/ton to 805 yuan/ton, an increase of 15.83%. The price of East China SI4210 industrial silicon remained at 8,700 yuan/ton, and the basis (based on SI4210) increased by 110 yuan/ton to 555 yuan/ton, an increase of 24.72%. The price of Xinjiang 99 silicon remained at 7,600 yuan/ton, and the basis (in Xinjiang) increased by 110 yuan/ton to 1,055 yuan/ton, an increase of 11.64% [4]. - In terms of monthly spreads, the 2507 - 2508 spread increased by 7,260 yuan/ton to - 85 yuan/ton, an increase of 98.84%. The 2508 - 2509 spread increased by 5 yuan/ton to 40 yuan/ton, an increase of 14.29%. The 2509 - 2510 spread increased by 15 yuan/ton to 45 yuan/ton, an increase of 50%. The 2510 - 2511 spread increased by 35 yuan/ton to 55 yuan/ton, an increase of 175%. The 2511 - 2512 spread decreased by 5 yuan/ton to 50 yuan/ton, a decline of 9.09% [4]. Fundamental Data - In May, the national industrial silicon production increased by 6,900 tons to 307,700 tons, an increase of 2.29%. Xinjiang's production decreased by 4,400 tons to 163,100 tons, a decline of 2.6%. Yunnan's production decreased by 3,400 tons to 10,000 tons, a decline of 25.43%. Sichuan's production increased by 12,400 tons to 23,700 tons, an increase of 109.47%. Inner Mongolia's production increased by 2,100 tons to 46,100 tons, an increase of 4.78%. Ningxia's production increased by 3,500 tons to 23,500 tons, an increase of 17.5%. The production of 97 - grade silicon decreased by 7,200 tons to 4,800 tons, a decline of 60%. The production of recycled silicon increased by 500 tons to 16,500 tons, an increase of 3.12%. The production of silicone DMC in May increased by 11,200 tons to 184,000 tons, an increase of 6.48%. The production of polysilicon in May increased by 700 tons to 96,100 tons, an increase of 0.73%. The production of recycled aluminum alloy in May decreased by 400 tons to 60,600 tons, a decline of 0.66%. The export volume of industrial silicon in April increased by 100 tons to 6,050 tons, an increase of 1.64% [4]. Inventory Changes - The factory - warehouse inventory in Xinjiang decreased by 410 tons to 18,670 tons, a decline of 2.15%. The factory - warehouse inventory in Yunnan increased by 70 tons to 2,580 tons, an increase of 2.79%. The inventory in Sichuan increased by 10 tons to 2,310 tons, an increase of 0.44%. The social inventory decreased by 1,500 tons to 57,200 tons, a decline of 2.56%. The warehouse - receipt inventory decreased by 550 tons to 28,410 tons, a decline of 1.89%. The non - warehouse - receipt inventory decreased by 950 tons to 28,790 tons, a decline of 3.2% [4]. Polysilicon Price and Spread - The average price of N - type re -投料 remained at 35,500 yuan/ton, the average price of P - type cauliflower material remained at 29,500 yuan/ton, and the average price of N - type granular silicon remained at 33,000 yuan/ton. The N - type material basis (average price) decreased by 625 yuan/ton to 1,180 yuan/ton, a decline of 34.63%. The cauliflower material basis (average price) decreased by 625 yuan/ton to 7,180 yuan/ton, a decline of 8.01%. The average price of N - type silicon wafers of 210mm remained at 1.27 yuan/piece, the average price of N - type silicon wafers of 210R remained at 1.06 yuan/piece, the average price of single - crystal Topcon battery wafers of 210R remained at 0.268 yuan/piece, the average price of single - crystal PERC battery wafers of 182mm remained at 0.268 yuan/piece, the average price of Topcon components of 210mm (distributed) remained at 0.699 yuan/watt, and the average price of N - type 210mm components for centralized projects remained at 0.686 yuan/watt [5]. - The PS2506 contract price increased by 625 yuan/ton to 34,320 yuan/ton. The PS2506 - PS2507 spread decreased by 720 yuan/ton to 1,690 yuan/ton, a decline of 29.88%. The PS2507 - PS2508 spread increased by 290 yuan/ton to 1,215 yuan/ton, an increase of 31.35%. The PS2508 - PS2509 spread decreased by 15 yuan/ton to 595 yuan/ton, a decline of 2.46%. The PS2509 - PS2510 spread decreased by 60 yuan/ton to 265 yuan/ton, a decline of 18.46%. The PS2510 - PS2511 spread decreased by 15 yuan/ton to 370 yuan/ton, a decline of 2.46%. The PS2511 - PS2512 spread decreased by 60 yuan/ton to - 1,605 yuan/ton, a decline of 18.46% [5]. Fundamental Data - The weekly silicon wafer production increased by 0.06 GW to 13.1 GW, an increase of 0.46%. The weekly polysilicon production increased by 0.18 tons to 2.38 tons, an increase of 8.18%. The monthly polysilicon production in May increased by 0.07 tons to 9.61 tons, an increase of 0.73%. The polysilicon import volume in April decreased by 0.02 tons to 0.29 tons, a decline of 7.1%. The polysilicon export volume in April decreased by 0.02 tons to 0.2 tons, a decline of 10.4%. The net export volume of polysilicon in April remained at - 0.09 tons [5]. Inventory Changes - The polysilicon inventory increased by 0.6 tons to 27.5 tons, an increase of 2.23%. The silicon wafer inventory decreased by 0.68 GW to 19.34 GW, a decline of 3.4%. The polysilicon warehouse receipts remained at 2,600 tons [5]. Glass and Soda Ash Price and Spread - The glass price in North China decreased by 10 yuan/ton to 1,130 yuan/ton, a decline of 0.88%. The price in East China decreased by 30 yuan/ton to 1,230 yuan/ton, a decline of 2.38%. The price in Central China remained at 1,070 yuan/ton. The price in South China decreased by 20 yuan/ton to 1,290 yuan/ton, a decline of 1.53%. The glass 2505 contract price decreased by 4 yuan/ton to 1,077 yuan/ton, a decline of 0.37%. The glass 2509 contract price decreased by 2 yuan/ton to 976 yuan/ton, a decline of 0.51%. The 05 basis decreased by 6 yuan/ton to 53 yuan/ton, a decline of 10.17% [6]. - The soda ash price in North China remained at 1,400 yuan/ton, the price in East China remained at 1,350 yuan/ton, the price in Central China remained at 1,350 yuan/ton, and the price in Northwest China decreased by 20 yuan/ton to 1,030 yuan/ton, a decline of 1.9%. The soda ash 2505 contract price decreased by 8 yuan/ton to 1,204 yuan/ton, a decline of 0.66%. The soda ash 2509 contract price decreased by 19 yuan/ton to 1,156 yuan/ton, a decline of 1.57%. The 05 basis increased by 8 yuan/ton to 196 yuan/ton, an increase of 4.26% [6]. Supply and Demand Data - The soda ash operating rate increased by 6.33 percentage points to 84.9%, and the weekly production increased by 5,510 tons to 74,010 tons, an increase of 8.04%. The daily melting volume of float glass decreased by 100 tons to 15,570 tons, a decline of 0.7%. The daily melting volume of photovoltaic glass decreased by 1,000 tons to 98,990 tons, a decline of 1%. The mainstream price of 3.2mm coated glass decreased by 1 yuan to 20 yuan, a decline of 4.76% [6]. Inventory Changes - The glass factory - warehouse inventory increased by 192,300 weight - boxes to 6,968,500 weight - boxes, an increase of 2.84%. The soda ash factory - warehouse inventory increased by 62,000 tons to 168,630 tons, an increase of 3.82%. The soda ash delivery warehouse inventory decreased by 20,000 tons to 32,710 tons, a decline of 5.87%. The glass factory's soda ash inventory days increased by 2.9 days to 21 days, an increase of 15.91% [6]. Real Estate Data - The year - on - year growth rate of new construction area increased by 2.99 percentage points to - 18.73%, the year - on - year growth rate of construction area decreased by 7.56 percentage points to - 33.33%, the year - on - year growth rate of completion area increased by 15.67 percentage points to - 11.68%, and the year