Core Viewpoint - Yunnan Tin Company Limited announced that its stock experienced an abnormal fluctuation with a cumulative price deviation of +20% over three consecutive trading days from September 30 to October 10, 2025 [1] Company Summary - The company conducted a self-examination and verified with its controlling shareholders, confirming that there is no need to correct or supplement previously disclosed information [1] - No significant undisclosed information was found, and the company's production and operations are normal [1] - The main product, tin, has seen a price increase, while processing fees remain at a low level [1] Shareholder Activity - The controlling shareholder and its concerted parties have not engaged in any undisclosed trading activities during the period of abnormal stock fluctuation [1] Market Risks - The company highlighted the uncertainty in tin price trends and mentioned that it will disclose its third-quarter report on the 27th, indicating potential risks [1] - Investors are reminded to make rational investment decisions [1]

Report Industry Investment Rating No relevant content provided. Core Views - Grasberg's unexpected production cut will change the global copper supply pattern in the next 12 - 15 months, and the copper's medium - term allocation value is still optimistic [1] - For aluminum, the short - term fundamentals are okay, and it's advisable to hold at low prices under the low - inventory pattern [1] - Zinc prices oscillated this week, with a short - term unilateral weak oscillation. It's recommended to wait and see, and partial profit - taking can be considered for long - short spreads [2] - The fundamentals of nickel and stainless steel remain weak, and there is a certain motivation for price support on the policy side [3][4][5] - Lead prices are expected to maintain a weak oscillation next week, ranging from 16,800 to 17,000 [7] - Tin prices had a wide - range oscillation this week. Short - term observation is recommended, and short - selling can be considered lightly when the price is above 275,000 yuan/ton [10] - Industrial silicon's supply and demand will remain balanced in September and October, and the price is expected to oscillate at the cycle bottom [11] - The price of lithium carbonate oscillated this week. After the hype of supply - side disturbances, the price elasticity is high, and the downward price support is strong before the disturbances [11] Summary by Metals Copper - Freeport Indonesia's subsidiary's accident postponed Grasberg's复产, reducing the 2026 copper guidance by about 35% (equivalent to about 270,000 tons of copper and about 1.04 million ounces of gold) [1] - The adjusted copper mine supply has no obvious increase this year, and there will be no increase next year without the复产 of the Panama mine [1] - Fund long positions are increasing, and the copper's allocation enthusiasm is expected to rise. It's advisable to consider laying out medium - term long positions below 79,000 - 79,500 or selling put options below 78,000 [1] Aluminum - Supply increased slightly, and downstream start - up improved. There was a slight destocking in September, and a seasonal slight inventory build - up is expected in October [1] - It's advisable to hold at low prices under the low - inventory pattern and pay attention to long - short spreads and cross - market arbitrage [1] Zinc - Domestic TC decreased further, and imported TC increased further. The domestic zinc ore will be marginally tight from the fourth quarter to the first quarter of next year [2] - The smelting end will repair slightly in October. Attention should be paid to the impact of sulfuric acid and silver prices on total profits [2] - Domestic demand is seasonally weak, and overseas demand in Europe is average. The current pattern of strong overseas and weak domestic may further diverge [2] - The short - term unilateral trend is weakly oscillating, and it's recommended to wait and see. Partial profit - taking can be considered for long - short spreads [2] Nickel and Stainless Steel - For nickel, steel mills are expected to resume production slightly. The fundamentals are weak, and the policy side has a certain price - support motivation [3] - For stainless steel, the situation is similar to nickel, with weak fundamentals and policy - side price - support motivation [3][4][5] Lead - This week, lead prices rose due to macro - factors. Supply is affected by low scrap volume, tight waste batteries, and low smelting profits [7] - Demand improved slightly due to National Day stocking, but the inventory is at a relatively high level, and the overall destocking strength needs verification [7] - Lead prices are expected to oscillate weakly next week, ranging from 16,800 to 17,000 [7] Tin - Tin prices had a wide - range oscillation this week. The supply side is undergoing marginal repair, and the demand side is mainly rigid - supported [10] - The domestic fundamentals are short - term supply - demand dual - weak. It's recommended to wait and see in the short term, and short - selling can be considered lightly when the price is above 275,000 yuan/ton [10] Industrial Silicon - Xinjiang's leading enterprises continued to resume production this week. The supply and demand will remain balanced in September and October, and the price will oscillate at the cycle bottom [11] Lithium Carbonate - This week, lithium carbonate prices oscillated. The raw material side has strong price - support willingness, and the lithium salt side's pre - holiday stocking is almost over [11] - Lithium carbonate is still in the capacity expansion cycle, with a surplus in static supply - demand. After the supply - side disturbances, the price elasticity is high [11]

Group 1: Report Industry Investment Rating - No relevant content provided Group 2: Core Views of the Report - The eight - department plan aims to increase resource exploration and reserve for non - ferrous metals from 2025 - 2026, which will have a balanced impact on nickel prices. The overall consumption of non - ferrous metals shows mixed performance, with some sectors facing challenges and others having potential for improvement [43][45][55] - The copper market is affected by factors such as Grasberg's production decline, Congo - Kinshasa's smelter reduction, and domestic production issues, leading to a tight supply situation. The consumption is weak, but the bullish trend is strengthening [2][3][4] - The alumina market has an oversupply situation. Although the price rebounds slightly before the holiday, it is expected to remain weak due to the open import window and fundamental oversupply [8][12][13] - The aluminum market shows short - term shock due to factors like US economic data, domestic inventory changes, and consumption uncertainty, with potential for seasonal inventory build - up after the holiday [14][17][18] - The casting aluminum alloy market is restricted by factors such as tight waste aluminum resources and extended holidays of downstream enterprises, and the price is expected to fluctuate weakly [21][23][25] - The zinc market has potential production reduction in mines in October, with an expected increase in domestic refined zinc supply. The consumption is expected to remain weak, and the overseas de - stocking may support the price [30][31][33] - The lead market has a tight balance in the lead concentrate supply, with expected production increase in regenerated lead. The consumption in the peak season is under - performing, and the price may decline [37][40] - The nickel market has a surplus of refined nickel, but the price is affected by factors such as the plan and downstream consumption. Attention should be paid to import and inventory changes [43][45] - The stainless steel market has increased production in September, but the demand has not shown seasonal characteristics. It is expected to maintain a high - level shock [47][48] - The tin market has a tight supply in the mining end, weak demand, and a high - level shock is expected [54][56][57] - The industrial silicon market may have a short - term correction, and long positions can be considered after the correction [63][64][65] - The polysilicon market may have a short - term decline, and long positions can be re - entered after sufficient correction during the holiday [66][67] - The lithium carbonate market has strong demand and gradually narrowing supply growth. It is expected to maintain a shock pattern [70][73][74] Group 3: Summary According to Relevant Catalogs Copper - **Market Review**: The Shanghai copper 2511 contract closed at 82,370 yuan/ton, down 0.21%. The spot premium was stable, and the inventory increased by 0.82 million tons to 14.83 million tons [2] - **Important Information**: Policies encourage resource exploration and utilization, and Argentina approves a copper project. The supply is expected to increase during the holiday, while the demand will weaken [2] - **Logic Analysis**: Grasberg's production decline and other factors lead to tight supply, and the consumption is weak [3] - **Trading Strategy**: Adopt a low - long strategy for long - positions, hold cross - market positive spreads, and stay on the sidelines for options [4][5][6] Alumina - **Market Review**: The alumina 2601 contract fell to 2,904 yuan/ton, and the spot price decreased in various regions [7] - **Related Information**: Policies guide project layout, production capacity utilization rate changes, and raw material prices decline [8][9] - **Logic Analysis**: The policy has limited impact on production capacity expectations, and the price is restricted by import and oversupply [12] - **Trading Strategy**: The price is expected to be weak, and both arbitrage and options should be on the sidelines [13] Electrolytic Aluminum - **Market Review**: The Shanghai aluminum 2511 contract fell to 20,730 yuan/ton, and the spot price decreased [14] - **Related Information**: US economic data is released, inventory decreases, and the photovoltaic installation shows a downward trend [14] - **Trading Logic**: The short - term price is in shock due to economic data and inventory changes, with potential for seasonal inventory build - up [17] - **Trading Strategy**: The price is expected to be shock - weak, and both arbitrage and options should be on the sidelines [18][19] Casting Aluminum Alloy - **Market Review**: The night - session casting aluminum alloy 2511 contract fell to 20,230 yuan/ton, and the spot price was stable [21] - **Related Information**: Policies affect the recycled aluminum industry, warehouse receipts increase, and downstream enterprises' holiday arrangements change [21][22] - **Trading Logic**: The price is restricted by tight raw materials and extended holidays of downstream enterprises [23][25] - **Trading Strategy**: The price is expected to fluctuate weakly, and both arbitrage and options should be on the sidelines [26][27] Zinc - **Market Review**: The Shanghai zinc 2511 fell to 21,800 yuan/ton, and the spot premium increased [29] - **Related Information**: Inventory decreases, and a mining company obtains a new mining license [30] - **Logic Analysis**: The mine production may decrease in October, and the refined zinc supply may increase [31][33] - **Trading Strategy**: The short - term price may rebound, and both arbitrage and options should be on the sidelines [34] Lead - **Market Review**: The Shanghai lead 2511 fell to 16,855 yuan/ton, and the spot price decreased [36] - **Related Information**: Inventory decreases, and the production and consumption of lead - related industries change [37][38] - **Logic Analysis**: The lead concentrate is in tight balance, and the consumption in the peak season is under - performing [40] - **Trading Strategy**: The price may decline [40] Nickel - **Market Review**: The Shanghai nickel main contract NI2511 fell to 121,100 yuan/ton, and the spot premium changed [42] - **Related Information**: Policies and a mining right auction affect the market [43] - **Logic Analysis**: The market is affected by policies and consumption trends, with a surplus of refined nickel [45] - **Trading Strategy**: Both arbitrage and options should be on the sidelines [44] Stainless Steel - **Market Review**: The main SS2511 contract fell to 12,760 yuan/ton, and the spot price range is given [47] - **Important Information**: India approves steel certifications [48] - **Logic Analysis**: The production increases, but the demand has not shown seasonality, and it is expected to shock at a high level [48] - **Trading Strategy**: The price is expected to have a wide - range shock, and arbitrage should be on the sidelines [49][50] Tin - **Market Review**: The main Shanghai tin 2511 contract closed at 272,410 yuan/ton, and the spot price decreased [52] - **Related Information**: US policies and economic data, and industry development plans are announced [54][55] - **Logic Analysis**: The supply is tight, and the demand is weak, and it is expected to maintain a high - level shock [56] - **Trading Strategy**: The price is expected to maintain a high - level shock, and options should be on the sidelines [57][58] Industrial Silicon - **Market Review**: The industrial silicon futures closed at 8,610 yuan/ton, and the spot price of some grades decreased [61][62] - **Related Information**: The export volume increases [63] - **Comprehensive Analysis**: The inventory structure may cause feedback, and the price may correct in the short - term [64] - **Strategy**: The price may correct in the short - term, and long positions can be entered after the correction. Sell out - of - the - money put options to take profit, and no arbitrage opportunity [65] Polysilicon - **Market Review**: The polysilicon futures closed at 51,280 yuan/ton, and the spot price was stable [66] - **Related Information**: A research shows the feasibility of EU's solar component production [66] - **Comprehensive Analysis**: The spot price is stable, but there is pressure on the contract due to warehouse receipt cancellation, and the demand is expected to weaken [67] - **Strategy**: The price may decline in the short - term, exit long positions first, and re - enter after sufficient correction. Do reverse arbitrage for 2511 and 2512 contracts, and sell out - of - the - money put options to take profit [67][69] Lithium Carbonate - **Market Review**: The main 2511 contract rose to 73,920 yuan/ton, and the spot price decreased [70] - **Important Information**: Projects in Argentina and China are progressing, and policies are announced [71][72] - **Logic Analysis**: The demand is strong, and the supply growth is narrowing, and it is expected to maintain a shock pattern [73] - **Trading Strategy**: The price is expected to have a wide - range shock, arbitrage should be on the sidelines, and sell out - of - the - money put options [74] Second Part: Non - Ferrous Industry Prices and Related Data - Multiple tables and figures present daily data and price trends of various non - ferrous metals, including spot prices, premiums, spreads, inventory, and production profits, comparing data from different dates and showing changes compared to the previous weekend and the end of the previous month [77][88][104]

Report Industry Investment Rating No relevant content provided. Core Viewpoints - Grasberg's unexpected copper production cut will change the global copper supply pattern in the next 12 - 15 months, and the mid - term allocation value of copper is still optimistic, with consideration of long - term mid - term orders or selling put options below 78,000 [1] - The short - term fundamentals of aluminum are acceptable, and one can hold at low prices in a low - inventory pattern and pay attention to far - month inter - month and domestic - foreign reverse arbitrage [1] - Zinc prices are oscillating this week. The short - term unilateral trend is weakly oscillating, and it is recommended to wait and see; for domestic - foreign arbitrage, partial profit - taking can be made for domestic - foreign positive arbitrage [2] - The fundamentals of nickel and stainless steel remain weak. The short - term macro aspect follows the anti - involution expectation, and the policy side has a certain motivation to support prices [3][4] - Lead prices are expected to oscillate weakly next week, in the range of 16,800 - 17,000 [5] - Tin prices are in a wide - range oscillation. In the short - term, it is recommended to wait and see, and one can lightly short above 275,000 yuan/ton; in the medium - to - long - term, hold near the cost line at low prices [10] - The supply and demand of industrial silicon are balanced in September and October, and in the medium - to - long - term, prices are expected to oscillate at the cycle bottom [11] - The price of lithium carbonate oscillates. With the support of the seasonal peak season and the explosion of energy - storage demand, the monthly balance after CATL's production cut turns to continuous inventory reduction, but the amplitude is average [11] Summary by Metals Copper - Freeport Indonesia's subsidiary's accident delays Grasberg's resumption of production, reducing the 2026 copper production guidance by about 35% (equivalent to about 270,000 tons of copper and about 1.04 million ounces of gold) [1] - The adjusted copper mine supply has no obvious increase this year, and there will be no increase in the mine supply next year if the Panama mine does not resume production [1] - Fund long positions are gradually increasing, but the focus of macro and bulk CTA funds is still on precious metals. The gold - copper ratio is at a low historical quantile [1] Aluminum - Supply increases slightly, and aluminum ingot imports provide an increase from January to August [1] - Downstream construction improves, and the production schedule of photovoltaic modules stabilizes. Attention should be paid to whether overseas demand stabilizes after the decline [1] - There is a slight inventory reduction in September, and a seasonal slight inventory increase is expected in October [1] Zinc - Domestic TC decreases further, and imported TC increases further. The domestic zinc ore supply is tight from the fourth quarter to the first quarter of next year, while the overseas mine supply increased unexpectedly in the second quarter [2] - In October, the smelting end recovers slightly month - on - month. Attention should be paid to the impact of sulfuric acid and silver prices on total profits [2] - Domestic social inventory oscillates, and overseas LME inventory decreases. The current pattern of strong overseas and weak domestic may further diverge, and the export window is close to opening [2] Nickel - The supply side expects a slight resumption of production by steel mills, the demand side is mainly for rigid demand, and the prices of nickel iron and chrome iron remain stable [3] - There is a slight inventory increase in Xifu, and a slight inventory reduction in warehouse receipts [3] Stainless Steel - The supply side expects a slight resumption of production by steel mills, the demand side is mainly for rigid demand, the price of nickel iron remains stable, and the price of chrome iron rises slightly [3][4] - There is inventory reduction in Xifu, and a slight inventory reduction in warehouse receipts [3][4] Lead - On the supply side, the scrap volume is weak year - on - year, the waste battery is in short supply, the recycled lead maintains low - level operation, and the TC quotation is in a chaotic decline [5] - On the demand side, the battery finished - product inventory is high, the battery construction rate increases this week, and the demand turns slightly prosperous [5] - The refined - scrap price difference is - 75, the long - term supply in Henan is tight, and the LME registered warehouse receipts decrease by 20,000 tons [5] Tin - On the supply side, the domestic smelting plants reduce production, and the supply from overseas gradually recovers. The supply side is marginally repaired [10] - On the demand side, the demand for solder is mainly rigid. The downstream restocking intention is strong when the price drops rapidly this week, and the inventory reduction is significant [10] - The domestic fundamentals are short - term in a situation of weak supply and demand. Attention should be paid to the expected changes after October and the impact of interest - rate cut expectations [10] Industrial Silicon - Xinjiang's leading enterprises resume production, and some factories in the southwest may gradually reduce production later [11] - The supply and demand are balanced in September and October, and in the medium - to - long - term, prices are expected to oscillate at the cycle bottom [11] Lithium Carbonate - The raw - material end has strong price - support intention from overseas mines and reluctant selling from traders, but salt factories have low acceptance of high - price lithium mines [11] - The pre - holiday stocking rhythm of the lithium - salt end is strong first and then weak, and the spot basis is weakly stable, with some discounts expanding by 100 - 200 yuan [11] - In the context of strong "anti - involution" commodity sentiment, the price elasticity is high after the supply - side disturbance speculation materializes, and the downward price support is strong before the disturbance materializes [11]

Group 1: Report Industry Investment Rating - No relevant content found Group 2: Core Views of the Report - The copper market is affected by macro - factors and fundamentals. The copper price has corrected due to concerns about the Fed's interest - rate decision, and the supply is tight while the consumption shows a weakening trend [8] - The alumina market has a weakening fundamental trend. The import window has opened narrowly, and the market price reduction may take some time [15] - The electrolytic aluminum market has a tight overseas supply and a marginal recovery in domestic downstream demand. The aluminum price is expected to oscillate and rise after a correction [19][20] - The casting aluminum alloy market is affected by policy changes. The supply is tight, and the alloy ingot price is expected to be stable and slightly stronger [27] - The zinc market has a small reduction in domestic refined zinc supply in September, and the overseas market has some support for the zinc price. The zinc price may fluctuate in the short term [34][39] - The lead market has an upward - moving price center due to downstream pre - holiday stocking. However, there are risks of price decline if the import window opens or the production of recycling enterprises resumes [41] - The nickel market has a relatively optimistic macro - atmosphere, but the LME inventory increase indicates an oversupply of refined nickel in China, and the price is expected to fluctuate widely [47] - The stainless - steel market is expected to remain high and oscillate due to the approaching Fed's interest - rate cut, positive domestic policies, and the approaching consumption peak season [53] - The tin market is affected by the Fed's interest - rate decision. The supply is tight, and the demand may be postponed. The price is expected to oscillate within a range [60] - The industrial silicon market may turn into a supply - surplus state if the rumored production resumption occurs. The price is at a relatively low valuation with a bottom support, and long positions can be considered at low prices [67] - The polysilicon market has a long - term upward price trend, but there is a short - term weakening due to the slow progress of capacity integration. The price of the 11 - contract may return to the spot price [72] - The lithium carbonate market has an optimistic atmosphere due to the Fed's interest - rate cut. The short - term supply and demand are both strong, and the price has support from the spot market [77] Group 3: Summary by Related Catalogs Copper - **Market Review**: The Shanghai copper 2510 contract closed at 80,560 yuan/ton, down 0.65%, and the open interest of the Shanghai copper index decreased by 11,113 lots to 510,000 lots. The downstream purchasing sentiment was poor, and the spot premiums in different regions showed different trends [2] - **Important Information**: In August, the production and sales of new - energy vehicles increased significantly. Anglo American and Codelco will jointly operate mines in Chile, and Australia's Orion Minerals may get funds for its project. China's copper product output in August reached a multi - year high [3][4][5] - **Logic Analysis**: Macro - factors and supply - demand fundamentals affect the copper price. The supply is tight, and the consumption shows a weakening trend [8] - **Trading Strategy**: The copper price has fallen from a high level. Hold long positions in cross - market arbitrage and wait and see for options [13] Alumina - **Market Review**: The alumina 2511 contract fell 48 yuan to 2,916 yuan/ton. The spot prices in different regions showed a downward trend [10] - **Related Information**: Guinea's Ningba Mining Company may resume production. The industry's average profit in August increased, and the operating capacity and开工 rate of alumina in China changed [11][12] - **Logic Analysis**: The alumina market has a weakening fundamental trend, and the market price reduction may take some time [15] - **Trading Strategy**: After the "anti - involution" sentiment fades, the price will return to a bearish fundamental pattern [16] Electrolytic Aluminum - **Market Review**: The Shanghai aluminum 2510 contract fell 80 yuan to 20,910 yuan/ton. The spot prices in different regions decreased [18] - **Related Information**: The market expects the Fed to cut interest rates by 75 basis points by the end of the year. The electrolytic aluminum inventory remained unchanged, and some capacity replacement plans were announced [18] - **Trading Logic**: The market is cautious before the Fed's interest - rate meeting. The overseas supply is tight, and the domestic downstream demand is recovering marginally [19] - **Trading Strategy**: The aluminum price is expected to oscillate, and long positions can be considered after a correction. Wait and see for arbitrage and options [20][21] Casting Aluminum Alloy - **Market Review**: The casting aluminum alloy 2511 contract fell 70 yuan to 20,435 yuan/ton. The spot prices in different regions were stable, and the import price decreased [24] - **Related Information**: Policy changes have affected the recycling aluminum industry, and the average cost and profit of the casting aluminum alloy industry in August changed. The casting aluminum alloy futures standard - warehouse receipt generation business will start on September 22 [24][25][26] - **Trading Logic**: Policy changes have affected the supply, and the downstream demand is increasing. The supply is tight, and the price is expected to be stable and slightly stronger [27] - **Trading Strategy**: The price is expected to oscillate at a high level, and long positions can be considered after a correction. Wait and see for arbitrage and options [28][29] Zinc - **Market Review**: The Shanghai zinc 2511 contract fell 0.13% to 22,285 yuan/ton. The downstream purchasing sentiment was weak, and the spot premium increase was limited [32] - **Related Information**: The construction of the Zhugongtang lead - zinc mine project in Hezhang County has made breakthroughs [33] - **Logic Analysis**: The domestic refined zinc supply may decrease slightly in September, and the overseas market has some support for the zinc price. Pay attention to the impact of macro - factors [34] - **Trading Strategy**: The zinc price may fluctuate in the short term. Wait and see for arbitrage and options [39] Lead - **Market Review**: The Shanghai lead 2510 contract rose 0.12% to 17,100 yuan/ton. The market purchasing activity increased, and the supply of recycled refined lead was scarce [37] - **Related Information**: The scrap battery price is expected to remain firm, and the lead ingot inventory increased [40] - **Logic Analysis**: The lead price has moved upward due to downstream pre - holiday stocking, but there are risks of price decline [41] - **Trading Strategy**: The Shanghai lead price may operate within a range in the short term, and beware of the price decline risk [42] Nickel - **Market Review**: The main Shanghai nickel contract NI2511 fell 940 yuan to 121,990 yuan/ton. The spot premiums remained unchanged [43] - **Related Information**: The Tatty nickel mine will restart, and some companies have investment or acquisition plans [44] - **Logic Analysis**: The macro - atmosphere is relatively optimistic, but the LME inventory increase indicates an oversupply of refined nickel in China [47] - **Trading Strategy**: The price is expected to fluctuate widely. Wait and see for arbitrage and options [48][49][50] Stainless Steel - **Market Review**: The main SS2511 contract fell 120 yuan to 12,935 yuan/ton. The spot prices of cold - rolled and hot - rolled products are given [52] - **Important Information**: Taiwan's Yieh United is applying for an anti - dumping investigation, and Japan has launched an anti - dumping investigation on stainless - steel products [53] - **Logic Analysis**: The approaching Fed's interest - rate cut, positive domestic policies, and the approaching consumption peak season support the stainless - steel price [53] - **Trading Strategy**: The price is expected to remain high and oscillate. Wait and see for arbitrage [55] Tin - **Market Review**: The main Shanghai tin 2510 contract closed at 272,540 yuan/ton, down 200 yuan/ton or 0.07%. The spot market atmosphere was average [57] - **Related Information**: The market expects the Fed to cut interest rates, and the production and sales of new - energy vehicles increased in August [58][59] - **Logic Analysis**: The supply is tight, and the demand may be postponed. Pay attention to the Fed's interest - rate decision [60] - **Trading Strategy**: The price is expected to oscillate within a range. Wait and see for options [61][62] Industrial Silicon - **Market Review**: The main industrial silicon futures contract oscillated strongly and closed at 8,965 yuan/ton, down 0.06%. The spot price increased [64][65] - **Related Information**: An important article mentioned measures to promote the construction of a unified national market [66] - **Comprehensive Analysis**: The supply and demand situation may change if the rumored production resumption occurs. The price has a bottom support [67] - **Strategy**: Long positions can be considered at low prices [68] Polysilicon - **Market Review**: The main polysilicon futures contract oscillated narrowly and closed at 53,490 yuan/ton, down 2.09%. The spot price range moved up [69][71] - **Related Information**: The national standard committee has completed the solicitation of opinions on relevant standards [71] - **Comprehensive Analysis**: The long - term price trend is upward, but there is a short - term weakening. The 11 - contract price may return to the spot price [72] - **Strategy**: Buy at low prices and set stop - loss and take - profit points. Conduct reverse arbitrage on the 2511 and 2512 contracts. Take profit on selling out - of - the - money put options [73] Lithium Carbonate - **Market Review**: The main 2511 contract rose 20 yuan to 73,640 yuan/ton. The spot prices of battery - grade and industrial - grade lithium carbonate increased [74] - **Important Information**: BYD launched a new electric - bus platform, and a new lithium - powder production project was proposed [75] - **Logic Analysis**: The market atmosphere is optimistic due to the Fed's interest - rate cut. The short - term supply and demand are both strong [77] - **Trading Strategy**: The price is expected to oscillate and strengthen. Wait and see for arbitrage. Sell out - of - the - money put options [78][79][80]

1. Report Industry Investment Ratings There is no information provided regarding the report's industry investment ratings in the given content. 2. Core Views of the Report - The market has increased expectations of three interest rate cuts within the year due to the decline in the US PPI to 2.6% and the weakening of the US non - farm payroll data. Copper supply is facing disruptions, and the market is expected to have a pattern of "increased supply and weakened consumption" next week [3][4]. - The alumina supply - demand surplus is becoming more apparent in the spot market, with prices showing a downward trend, but there may be interference from the "anti - involution" sentiment [11][13]. - The aluminum price is supported by the increase in market interest rate cut expectations and the improvement in fundamental factors such as the decrease in ingot casting volume and the reduction in social inventory [17][21]. - The policy adjustments in the recycled aluminum industry have initially shown their impact, but the actual influence is still limited to local areas. The alloy ingot spot price is expected to remain stable and slightly strong [25][29]. - The zinc market shows a pattern of increased social inventory and weak consumption, and the short - term price trend is not clear [34][37]. - The lead market is in a situation of weak supply and demand, and the price is expected to continue to fluctuate [41]. - The nickel market is affected by factors such as the increase in LME inventory and high supply growth, and the price has limited upward space and a weak trend [48][49]. - The stainless - steel market is expected to maintain a wide - range oscillation pattern due to concerns about recession risks and the accumulation of supply pressure [57]. - The tin market has tight ore supply and uncertain demand recovery, and the price may oscillate weakly after the macro - boost sentiment fades [63][66]. - The industrial silicon market is in a tight - balance state, and short - term long positions are recommended [70]. - The long - term price of polysilicon is expected to rise, and short - term light long positions can be considered [75][76]. - The lithium carbonate market has a stage - tight supply - demand situation, and short - term rebounds can be considered for short - selling opportunities [81]. 3. Summaries According to Relevant Catalogs 3.1 Copper - **Market Review**: The September 11 closing price of the SHFE copper 2510 contract was 80,130 yuan/ton, up 0.56%, with the index position increasing by 8,972 lots to 494,900 lots. The spot premium in Shanghai rose to 85 yuan/ton, while the premiums in Guangdong and North China decreased [2]. - **Important Information**: Panama is preparing to negotiate with First Quantum Minerals on the possible restart of its closed copper mine. As of September 11, the national mainstream copper inventory decreased by 0.26 million tons compared to Monday, but is expected to increase slightly next week [3]. - **Logic Analysis**: Macroeconomic factors increase interest - rate cut expectations, and the copper supply is affected by production accidents and policies, with tight supply and weakened consumption [4]. - **Trading Strategy**: Maintain a weak oscillation [14]. 3.2 Alumina - **Market Review**: The price of the alumina 2511 contract increased by 16 yuan to 2,925 yuan/ton. The spot prices in various regions showed a downward trend [8]. - **Relevant Information**: India has postponed the approval of an alumina project, and some electrolytic aluminum enterprises are conducting alumina procurement tenders. The industry's average profit in August was 368 yuan/ton [9][10]. - **Logic Analysis**: The supply - demand surplus is obvious, and prices are falling. The flow of goods from the north to the south is increasing, and the market is in a weak state [11][13]. - **Trading Strategy**: After a correction, consider long positions on dips, conduct inter - market positive arbitrage, and wait and see for options [11]. 3.3 Electrolytic Aluminum - **Market Review**: The September 11 closing price of the SHFE aluminum 2510 contract was 20,915 yuan/ton, up 1,305 yuan, with the position increasing by 27,022 lots to 569,300 lots. Spot prices in various regions increased [17]. - **Relevant Information**: The US PPI inflation unexpectedly declined, and China's CPI and PPI data were released. The social inventory of aluminum ingots decreased, and some overseas projects are progressing [17][18]. - **Trading Logic**: The market's interest - rate cut expectations support the price, and the improvement in fundamentals such as inventory reduction drives the price up [21]. - **Trading Strategy**: The price is expected to oscillate strongly, and long positions can be considered on dips. Temporarily wait and see for arbitrage and options [22][23]. 3.4 Casting Aluminum Alloy - **Market Review**: The price of the casting aluminum alloy 2511 contract increased by 125 yuan to 20,475 yuan/ton, and the position increased by 2,314 lots to 14,012 lots. Spot prices remained stable [25]. - **Relevant Information**: Policy adjustments in the recycled aluminum industry are affecting the market, the industry's profit in August was 104 yuan/ton, and the futures standard - warehouse receipt generation business will start on September 22 [25][26][28]. - **Trading Logic**: Policy changes, tight raw material supply, and increasing downstream demand support the price, and the alloy ingot price is expected to be stable and slightly strong [29]. - **Trading Strategy**: The price is expected to oscillate strongly with aluminum, and temporarily wait and see for arbitrage and options [30][31]. 3.5 Zinc - **Market Review**: The SHFE zinc 2510 contract rose 0.36% to 22,250 yuan/ton, and the index position increased by 970 lots to 222,700 lots. The spot market trading was dull [33]. - **Relevant Information**: The domestic zinc ingot inventory increased, and the CZSPT released the reference range for the import zinc concentrate processing fee [34]. - **Logic Analysis**: The production of smelters may decline slightly in September, consumption is weak, and the inventory is accumulating [35][37]. - **Trading Strategy**: Temporarily wait and see, and consider short positions on rallies [38]. 3.6 Lead - **Market Review**: The SHFE lead 2510 contract rose 0.36% to 16,900 yuan/ton, and the index position decreased by 742 lots to 89,300 lots. The spot market had weak demand [39]. - **Relevant Information**: The social inventory of lead ingots increased slightly [40]. - **Logic Analysis**: The supply and demand are both weak, and the price is expected to oscillate [41]. - **Trading Strategy**: The price may move sideways in the short term [42]. 3.7 Nickel - **Market Review**: The SHFE nickel main contract NI2510 rose 130 yuan to 120,620 yuan/ton, and the index position increased by 5,412 lots. The premiums of different nickel products changed [43][44]. - **Relevant Information**: SMM expects the Indonesian domestic trade ore price to rise slightly in the second half of September [49]. - **Logic Analysis**: The increase in LME inventory and high supply growth limit the upward space of the price [49]. - **Trading Strategy**: The price is expected to oscillate widely, and temporarily wait and see for arbitrage and options [50][51][52]. 3.8 Stainless Steel - **Market Review**: The main SS2510 contract fell 30 yuan to 12,795 yuan/ton, and the index position increased by 1,990 lots. The spot prices of cold - rolled and hot - rolled products were reported [54]. - **Relevant Information**: The stainless - steel inventory in Foshan decreased, and a new project's environmental impact report was being approved [55]. - **Logic Analysis**: Concerns about recession risks and supply pressure lead to a wide - range oscillation pattern [57]. - **Trading Strategy**: The price is expected to oscillate widely, and temporarily wait and see for arbitrage [58][59]. 3.9 Tin - **Market Review**: The main SHFE tin 2510 contract closed at 271,260 yuan/ton, up 1,780 yuan/ton or 0.66%, and the position decreased by 532 lots to 57,067 lots. The spot price rose, but the trading was slow [61]. - **Relevant Information**: US and Chinese economic data were released, and the domestic tin production in August decreased [62]. - **Logic Analysis**: The ore supply is tight, the demand recovery is uncertain, and the price may oscillate weakly after the macro - boost sentiment fades [63]. - **Trading Strategy**: The price may oscillate weakly, and temporarily wait and see for options [66][67]. 3.10 Industrial Silicon - **Market Review**: Affected by market rumors, the industrial silicon futures main contract oscillated strongly, closing at 8,740 yuan/ton, up 1.94%. The spot price generally rose 100 yuan/ton [68][69]. - **Relevant Information**: The national economic and social development plan implementation report was released [70]. - **Comprehensive Analysis**: The market is in a tight - balance state, and the price has an upward trend [70]. - **Strategy**: Hold long positions, sell out - of - the - money put options, and consider reverse arbitrage for the 2511 and 2512 contracts [71]. 3.11 Polysilicon - **Market Review**: The polysilicon futures main contract rose slightly, closing at 53,710 yuan/ton, up 1.94%. The spot price remained stable [74]. - **Relevant Information**: The national economic and social development plan implementation report was released, and the demand and supply situation of polysilicon in September was analyzed [75]. - **Comprehensive Analysis**: The long - term price of polysilicon is expected to rise, and short - term light long positions can be considered [76]. - **Strategy**: Participate in light long positions with timely stop - loss, conduct reverse arbitrage for the 2511 and 2512 contracts, and buy wide - straddle options for profit - taking [77]. 3.12 Lithium Carbonate - **Market Review**: The main 2511 contract rose 880 yuan to 71,000 yuan/ton, the index position decreased by 17,672 lots, and the Guangzhou Futures Exchange warehouse receipts increased by 290 tons to 38,391 tons. The spot prices of battery - grade and industrial - grade lithium carbonate decreased [78]. - **Relevant Information**: Shanghai's new energy上网电价 reform notice was issued, and the national economic and social development plan implementation report was released [79][80]. - **Logic Analysis**: The supply - demand situation is stage - tight, and the price may have a short - term rebound [81]. - **Trading Strategy**: Look for short - selling opportunities after the price rebounds, temporarily wait and see for arbitrage, and sell out - of - the - money call options [80][81][83].

Group 1: Report Industry Investment Rating - Not provided Group 2: Core Views of the Report - For copper, the market anticipates a Fed rate cut in September due to inflation and consumer sentiment. Despite supply disruptions, overall supply is sufficient, and demand may show a "not-so-peak season" pattern. The price is expected to consolidate at a high level [2][3][5] - For alumina, the price is expected to remain weak as supply stays high, and the surplus will gradually be reflected in social inventory [12][13] - For electrolytic aluminum, the price may be supported by the expected rate cut and the upcoming consumption season. Attention should be paid to inventory trends and overseas project progress [16][20] - For casting aluminum alloy, the price is expected to fluctuate at a high level. The industry is affected by policy changes, and the supply is tightening [22][27][28] - For zinc, the price may be range-bound and bullish in the short term due to external support and the consumption season, despite the oversupply situation [33][35][36] - For lead, the price may rise slightly as smelter production cuts increase [40][41] - For nickel, the price may fluctuate strongly in the short term due to macro events and potential supply disruptions [44][45][46] - For stainless steel, the price is expected to follow the upward trend of nickel and show a strong oscillation [48][51][52] - For tin, the price may remain volatile as the demand peak season has not materialized [55][58][59] - For industrial silicon, the price may rebound in the short term due to supply - side reform expectations and increased demand from polysilicon [61][63][64] - For polysilicon, the price is expected to rise, and it is recommended to hold long positions and take partial profits near the previous high [67][68][69] - For lithium carbonate, the price may continue to decline in the short term and is waiting for a stabilization signal [70][73][74] Group 3: Summary by Related Catalogs Copper - **Market Review**: The futures price of Shanghai copper 2510 closed at 79,660 yuan/ton, down 0.06%, and the open interest increased. The spot market was weak due to high prices [2] - **Important Information**: Statements from the US Treasury Secretary, a call from the German economic minister, a production cut at a Chilean mine, and other news [2] - **Logic Analysis**: Macro data strengthened the expectation of a Fed rate cut. The supply decreased in August and September, but imports increased. Consumption showed a weakening trend [2] - **Trading Strategy**: Consolidate at a high level for single - side trading. Consider cross - market positive arbitrage and cross - month arbitrage. Wait and see for options [5] Alumina - **Market Review**: The futures price of alumina 2510 rose 18 yuan to 3,010 yuan/ton, and the open interest decreased. The spot price declined [7] - **Related Information**: Spot transactions, capacity operation, warehouse receipts, and production cuts due to environmental protection [8][9] - **Logic Analysis**: The spot market became more active, but the price is expected to fall. The overall supply is high, and warehouse receipts may increase [12] - **Trading Strategy**: The price is expected to be weak for single - side trading. Wait and see for arbitrage and options [13][14] Electrolytic Aluminum - **Market Review**: The futures price of Shanghai aluminum 2510 rose 50 yuan to 20,720 yuan/ton, and the open interest decreased. The spot price increased [16] - **Related Information**: PMI data, inventory changes, and overseas project progress [16][17] - **Trading Logic**: The expected rate cut and inventory trends are the focus. Overseas projects are progressing as planned [20] - **Trading Strategy**: Not provided Casting Aluminum Alloy - **Market Review**: The futures price of casting aluminum alloy 2511 rose 25 yuan to 20,300 yuan/ton, and the open interest decreased. The spot price was stable in most regions [22] - **Related Information**: Policy changes in the recycled aluminum industry, inventory changes, and import/export data [22][23][26] - **Trading Logic**: Policy changes affect the industry, and the supply is tightening. The price may be stable and slightly bullish [27] - **Trading Strategy**: Fluctuate at a high level for single - side trading. Wait and see for arbitrage and options [25][28][29] Zinc - **Market Review**: The futures price of Shanghai zinc 2510 rose 0.59% to 22,325 yuan/ton, and the open interest decreased. The spot market was average [31] - **Related Information**: Inventory increase and a production cut at a smelter [32] - **Logic Analysis**: The supply of zinc concentrate is sufficient, but the refined zinc output may decrease in September. Demand may improve in the consumption season [33][35] - **Trading Strategy**: Range - bound and bullish in the short term for single - side trading. Wait and see for arbitrage and options [36] Lead - **Market Review**: The futures price of Shanghai lead 2510 rose 0.06% to 16,850 yuan/ton, and the open interest increased. The spot market had low procurement enthusiasm [38] - **Related Information**: Implementation of a new electric bicycle standard [39] - **Logic Analysis**: The supply of lead concentrate is tight, and smelter production cuts are increasing. Demand remains weak [40] - **Trading Strategy**: The price may rise slightly for single - side trading. Wait and see for arbitrage and options [41][42] Nickel - **Market Review**: The futures price of Shanghai nickel NI2510 fell 240 to 122,530 yuan/ton, and the open interest increased. The spot premium decreased [44] - **Related Information**: Unrest in Indonesia, new RKAB quota regulations, and project awards [45] - **Logic Analysis**: Macro events may increase price volatility. Although the unrest has not affected production, there are potential risks [45] - **Trading Strategy**: Fluctuate strongly for single - side trading. Wait and see for arbitrage and options [46][49] Stainless Steel - **Market Review**: The futures price of SS2510 rose 85 to 12,960 yuan/ton, and the open interest increased. The spot price was stable [48] - **Important Information**: Rising nickel prices and global stainless - steel production data [51] - **Logic Analysis**: The price follows the upward trend of nickel. Inventory decreased slightly, and the consumption season may bring optimism [51] - **Trading Strategy**: Strong oscillation for single - side trading. Wait and see for arbitrage [52][53] Tin - **Market Review**: The futures price of Shanghai tin 2510 rose 210 yuan/ton to 273,980 yuan/ton, and the open interest decreased. The spot market was quiet [55] - **Related Information**: Statements from the US Treasury Secretary and a production cut at a smelter [56] - **Logic Analysis**: The Fed's dovish stance continues. The supply of tin concentrate is tight, and demand is in the off - season [58] - **Trading Strategy**: Volatile for single - side trading. Wait and see for options [59][60] Industrial Silicon - **Market Review**: The futures price of industrial silicon rose 1.13% to 8,470 yuan/ton. The spot price was mostly stable [61] - **Related Information**: A silicon - field standardization workshop will be held during the silicon industry conference [62] - **Comprehensive Analysis**: The demand from the silicone industry may weaken, while that from polysilicon may increase. Supply is becoming more abundant. The price may rebound [63] - **Strategy**: May rebound in the short term for single - side trading. Reverse arbitrage for 11 and 12 contracts. No options strategy [64] Polysilicon - **Market Review**: The futures price of polysilicon rose 3.97% to 51,875 yuan/ton. The spot price was stable [67] - **Related Information**: Domestic polysilicon prices increased [68] - **Comprehensive Analysis**: Although production may increase in September, sales restrictions and potential production cuts may drive the price up [68] - **Strategy**: Hold long positions and take partial profits near the previous high for single - side trading. Reverse arbitrage for 11 and 12 contracts. Sell out - of - the - money put options and hold call options [69] Lithium Carbonate - **Market Review**: The futures price of the 2511 contract fell 3,260 to 72,620 yuan/ton, and the open interest increased. The spot price decreased [70] - **Important Information**: Porsche's business adjustment, a new battery factory, and a lithium sulfide project [71][72] - **Logic Analysis**: Battery and cathode production is expected to increase in September, but supply may be affected. The price may continue to decline [73] - **Trading Strategy**: Wait for stabilization for single - side trading. Wait and see for arbitrage and options [74][75]

1. Report Industry Investment Rating - The report does not mention the industry investment rating. 2. Core Viewpoints of the Report - This week, the tin price rose significantly with a weekly increase of 4.7%, but dropped by 2.17% on Friday night, closing at 272,590 yuan/ton. The news of Yunnan Tin's shutdown for maintenance on August 30, 2025, which is expected to last no more than 45 days, affected market sentiment. Social inventory decreased domestically, while LME inventory overseas increased by 270 tons. Tin ore imports in July decreased compared to June, and the production of tin ingots is expected to remain flat or increase slightly in August. With a bullish macro - environment, approaching peak demand season, and limited tin ingot imports from Indonesia, the tin price may return to around 270,000 yuan and fluctuate at a high level in the short term [5]. 3. Summary by Directory 3.1 Trading Aspect (Price, Spread, Inventory, Funds, Transaction, Position) 3.1.1 Spot - This week, the LME 0 - 3 premium was 175 US dollars/ton, and the domestic spot premium was 600 yuan/ton. Overseas premiums declined, with premiums in Baltimore and Taiwan narrowing [11][14]. 3.1.2 Spread - This week, the tin monthly structure changed from the previous B structure to the C structure [18]. 3.1.3 Inventory - Domestically, social inventory decreased by 117 tons, while futures inventory increased by 241 tons. LME inventory increased by 225 tons, and the proportion of cancelled warrants dropped to 11.44% [21][26]. 3.1.4 Funds - As of this Friday, the settled funds for Shanghai tin were 207,660 million yuan, and the funds flowed in over the past 10 days [30]. 3.1.5 Transaction and Position - This week, the trading volume and position of Shanghai tin decreased slightly, while the position increased slightly. The trading volume of LME tin decreased slightly, and the position continued to decline [32][38]. 3.1.6 Position - to - Inventory Ratio - This week, the position - to - inventory ratio of Shanghai tin decreased slightly [43]. 3.2 Tin Supply (Tin Ore, Refined Tin) 3.2.1 Tin Ore - In May 2025, the production of tin concentrate was 5,961 tons, a year - on - year decrease of 7.56%. In July 2025, imports were 10,278 tons, a year - on - year decrease of 31.79%, and a cumulative year - on - year decrease of 32.32%. This week, the processing fee for 40% tin ore in Yunnan remained at 12,000 yuan/ton, while the processing fee for 60% tin ore in Guangxi, Jiangxi, and Hunan dropped to 8,000 yuan/ton. The profit - and - loss level of tin ore imports rebounded slightly [47][48]. 3.2.2 Smelting - In July 2025, the domestic tin ingot production was 15,940 tons, a year - on - year increase of 0.09%. This week, the combined operating rate of Jiangxi and Yunnan provinces was 59.64%, a slight increase from last week [53][55]. 3.2.3 Import - In July 2025, domestic tin ingot imports were 2,167 tons, exports were 1,673 tons, and net imports were 393 tons. The tin ingots imported from Indonesia to China were 812 tons. The latest import profit - and - loss was - 16,622 yuan/ton [61]. 3.3 Tin Demand (Tin Materials, End - Users) 3.3.1 Consumption - In July 2025, the apparent consumption of tin ingots was 16,434 tons, and the actual consumption was 15,572 tons [65]. 3.3.2 Tin Materials - This week, the downstream processing fee decreased slightly. The monthly operating rate of solder enterprises in April decreased slightly. The production and sales of major tin - plated sheet enterprises in May decreased slightly [68]. 3.3.3 End - User Consumption - In July 2025, the production of end - user products varied. The performance of home appliances was weak, with a general month - on - month decline. The production of integrated circuits, mobile phones, and computer systems decreased month - on - month and was at a historically low level. The consumption of home appliances and new energy also decreased month - on - month. This week, the Philadelphia Semiconductor Index rebounded, in line with the performance of the tin price [76][78][82].

Company Performance - Xiyu Co., Ltd. reported a revenue of approximately 21.093 billion yuan for the first half of 2025, representing a year-on-year increase of 12.35% [1] - The net profit attributable to shareholders of the listed company was approximately 1.062 billion yuan, showing a year-on-year growth of 32.76% [1] - Basic earnings per share reached 0.626 yuan, which is a year-on-year increase of 30.25% [1] Market Capitalization - As of the report, Xiyu Co., Ltd. has a market capitalization of 32.1 billion yuan [2]

Group 1 - The company, Yunnan Tin Company Limited, will disclose its 2025 semi-annual report and summary on August 25, 2025 [1] - A semi-annual performance briefing will be held on August 25, 2025, from 15:00 to 16:00 via an online interactive platform [1] - The company aims to enhance communication with investors by publicly soliciting questions in advance of the performance briefing [2] Group 2 - Key personnel attending the semi-annual performance briefing include Chairman Liu Lukai, Vice General Manager Huang Shixian, Independent Director Wang Daobin, CFO Yue Min, and Secretary of the Board Yang Jiawei [2] - Investors can submit questions until 15:00 on August 25, 2025, through the designated online platform [2] - The company will address commonly raised questions from investors during the performance briefing [2]