| 证券代码：600370 | 证券简称：三房巷 | 公告编号：2025-081 | | --- | --- | --- | | 转债代码：110092 | 转债简称：三房转债 | | 二、主要产品和原材料的价格变动情况 （一）主要产品价格波动情况（不含税） | 主要产品 | 2025 年 月 | 1-9 | 2024 年 | 1-9 月 | 变动比例 | | --- | --- | --- | --- | --- | --- | | | 平均售价（元/吨） | | 平均售价（元/吨） | | （%） | | 瓶级聚酯切片 | | 5,568.83 | | 6,337.71 | -12.13 | | PTA | | 4,242.43 | | 5,122.74 | -17.18 | （二）主要原材料价格波动情况（不含税） | 主要原材料 | 年 月 2025 1-9 | | 年 月 2024 1-9 | | 变动比例 | | --- | --- | --- | --- | --- | --- | | | 平均采购价（元/吨） | | 平均采购价（元/吨） | | （%） | | PX | | 5,978.45 ...

Group 1: Report Industry Investment Rating - No information provided Group 2: Core Viewpoints of the Report - The news of the PTA industry promoting an "anti-involution" policy has pushed up the PTA price rapidly, but it may fall due to the post - market decline of crude oil [2]. - Although the overall load of domestic PTA plants has been adjusted down due to low processing fees, the polyester industry's profit is still constrained by over - capacity pressure from new capacity and overseas plant commissioning [2]. - After long - term low - level operation, the PTA price rebounded quickly due to policy expectations. The current downstream polyester operating rate remains above 91%, with demand slightly exceeding expectations, and recent polyester production and sales are generally high [2]. - Against the background of positive news from the Sino - US economic and trade negotiations, overseas demand for Chinese textile and clothing products is expected to recover [2] Group 3: Summary of Related Data Spot and Futures Prices - PTA spot price remained at 4535, MEG inner - market price decreased from 4167 to 4152, PTA closing price increased from 4614 to 4636, and MEG closing price increased from 4069 to 4100 [2]. - The price of 1.4D direct - spinning polyester staple fiber decreased from 6445 to 6440, and the short - fiber basis increased from 103 to 151 [2]. - The price of polyester bottle chips in the Jiangsu and Zhejiang markets decreased, with the average price down 10 yuan/ton compared to the previous working day [2]. Industry Indicators - The direct - spinning short - fiber load (weekly) increased from 93.90% to 94.40%, and the polyester staple fiber production and sales decreased from 44.00% to 41.00% [2][3]. - The yarn - spinning machine operating rate (weekly) remained at 63.50%, and the recycled cotton - type load index (weekly) decreased from 51.50% to 51.00% [2][3]. Cash Flow and Processing Fees - The polyester staple fiber cash flow increased from 240 to 246, and the bottle - chip spot processing fee decreased from 459 to 455 [2]. - The T32S pure - polyester yarn processing fee increased from 3875 to 3880, and the polyester - cotton yarn profit decreased from 1587 to 1536 [2]. - The cash flow of 6 - 15D hollow short - fiber increased from 522 to 527 [2].

Report Summary 1) Report Industry Investment Rating - No information provided 2) Core Viewpoints - PTA prices saw a rapid afternoon rally due to rumors of an "anti-involution" policy in the PTA industry. Despite rising crude oil prices, PTA prices had only rebounded slightly. With cost support from rising crude oil and policy expectations, PTA prices rebounded after long - term low - level operation. The downstream polyester industry's demand is slightly better than expected, and overseas demand for Chinese textile and clothing products may recover after positive signals from China - US economic and trade negotiations [2]. - For ethylene glycol, the inventory at East China ports remains low, and the arrival volume at ports is limited. However, domestic device production and the return of coal - based ethylene glycol devices are pressuring prices. As the polyester peak season is ending and the crude oil fundamentals are weakening, the polyester industry is expected to operate weakly [2]. 3) Summary by Relevant Catalogs Market Data - **INE Crude Oil**: Price dropped from 462.7 yuan/barrel on October 28, 2025, to 462.6 yuan/barrel on October 29, 2025, a decrease of 0.10 yuan/barrel [2]. - **PTA - SC**: Price increased from 1251.5 yuan/ton to 1274.2 yuan/ton, an increase of 22.73 yuan/ton [2]. - **PX**: CFR China PX price rose from 814 to 818, an increase of 4; PX - naphtha spread widened from 236 to 249, an increase of 13 [2]. - **PTA**: The main futures price rose from 4614 yuan/ton to 4636 yuan/ton, an increase of 22 yuan/ton; the spot price remained unchanged at 4535 yuan/ton; the spot processing fee decreased from 180.7 yuan/ton to 170.1 yuan/ton, a decrease of 10.6 yuan/ton; the disk processing fee increased from 259.7 yuan/ton to 261.1 yuan/ton, an increase of 1.4 yuan/ton; the main basis improved from (81) to (76), an increase of 5; the number of PTA warehouse receipts remained unchanged at 48579 [2]. - **MEG**: The main futures price rose from 4069 yuan/ton to 4100 yuan/ton, an increase of 31 yuan/ton; the MEG - naphtha spread decreased from (121.59) yuan/ton to (121.78) yuan/ton, a decrease of 0.2 yuan/ton; the MEG domestic price decreased from 4167 to 4152, a decrease of 15; the main basis decreased from 83 to 78, a decrease of 5 [2]. - **Industry Chain Operating Rates**: PX operating rate remained at 86.21%, PTA operating rate increased from 79.46% to 80.09%, an increase of 0.63%, MEG operating rate remained at 64.41%, and polyester load remained at 89.28% [2]. - **Polyester Product Data**: For polyester filament, POY150D/48F, FDY150D/96F, and DTY150D/48F prices remained unchanged; POY, FDY, and DTY cash flows increased by 5; the filament sales rate decreased from 63% to 48%, a decrease of 15%. For polyester staple fiber, the price of 1.4D direct - spun polyester staple fiber decreased from 6445 to 6440, a decrease of 5; the staple fiber cash flow remained at 272; the staple fiber sales rate remained at 43%. For polyester chips, the semi - bright chip price increased from 5560 to 5565, an increase of 5; the chip cash flow increased from (63) to (53), an increase of 10; the chip sales rate decreased from 57% to 37%, a decrease of 20% [2]. Device Maintenance - A 2.2 - million - ton PTA device in East China slightly reduced its load, and the recovery time is to be tracked [2]

1. Report Industry Investment Rating - Not provided in the document 2. Core Viewpoints of the Report - The overall risk preference in the crude oil market has improved, and oil prices are expected to continue to fluctuate. The prices of fuel oil, asphalt, polyester, rubber, methanol, polyolefins, and polyvinyl chloride are all expected to fluctuate. Attention should be paid to the impact of macro - factors on oil prices [1][3] 3. Summary by Relevant Catalogs 3.1 Research Views - **Crude Oil**: On Wednesday, oil prices rebounded. WTI December contract rose $0.33 to $60.48 per barrel (0.55% increase), Brent December contract rose $0.52 to $64.92 per barrel (0.81% increase), and SC2512 closed at 465.1 yuan per barrel, up 5.9 yuan (1.28% increase). EIA inventory data showed a comprehensive decline in inventories. Mexican national oil company's production decreased year - on - year. The Fed cut interest rates, and the subsequent rate - cut path is uncertain. The market is expected to fluctuate [1] - **Fuel Oil**: On Wednesday, the main contracts of high - sulfur and low - sulfur fuel oil on the Shanghai Futures Exchange fell. The Asian low - sulfur market structure weakened due to weak downstream demand and sufficient supply, while the high - sulfur market is expected to remain stable. FU and LU absolute prices will fluctuate with the cost side [3] - **Asphalt**: On Wednesday, the main asphalt contract on the Shanghai Futures Exchange fell. In November, the refinery's asphalt production plan decreased both month - on - month and year - on - year. The inventory levels all decreased. The supply pressure will ease, and there is still a rush - work expectation in some markets. The BU absolute price will fluctuate with the cost side [3] - **Polyester**: TA601 and EG2601 rose on Wednesday. The production and sales of polyester improved, and the fundamentals of TA improved. However, there is still a pressure of inventory accumulation for EG in the fourth quarter, and its price is under pressure. Attention should be paid to the trend of crude oil prices [4] - **Rubber**: On Wednesday, the main contracts of natural rubber and 20 - number rubber rose, while the butadiene rubber contract fell. The social inventory of natural rubber decreased. Due to the upcoming Sino - US leaders' meeting and good demand, rubber prices are expected to fluctuate strongly [4] - **Methanol**: On Wednesday, the spot price of methanol was reported. The domestic overhauled devices are gradually resuming production, and the overseas Iranian devices will be restricted by winter gas curtailment. The short - term port supply is still abundant, and methanol prices are expected to fluctuate [6] - **Polyolefins**: On Wednesday, the prices of polyolefins were reported. The short - term production will remain high, and the marginal increase in demand will gradually decline. The rebound of crude oil supports the valuation, but the fundamental driving force is weakening, and prices are expected to enter a fluctuating stage [6] - **Polyvinyl Chloride**: On Wednesday, the PVC market prices in East, North, and South China were reported. The supply remains high, domestic demand slows down, and exports are expected to be weak. The price has a demand for phased repair, but the rebound height is limited under high - inventory pressure [8] 3.2 Daily Data Monitoring - The document provides the basis price, basis rate, and their changes of various energy - chemical varieties on October 29 and 28, 2025, including crude oil, liquefied petroleum gas, asphalt, etc. It also shows the quantile of the latest basis rate in historical data [9] 3.3 Market News - US EIA data shows that the decline in US crude oil, gasoline, and distillate fuel inventories last week exceeded analysts' expectations, forcing the market to re - evaluate the expectation of a large surplus in the oil market [11] - Trump predicted that his talks with Chinese leaders would yield good results. The talks are scheduled for Thursday at a summit in South Korea. The positive news about the Sino - US talks and the US - South Korea trade agreement eased investors' concerns about the economic recession caused by Trump's tariffs and trade wars [11] 3.4 Chart Analysis - **4.1 Main Contract Prices**: It provides the closing price charts of main contracts of various energy - chemical varieties from 2021 to 2025, including crude oil, fuel oil, low - sulfur fuel oil, etc. [13] - **4.2 Main Contract Basis**: It provides the basis charts of main contracts of various energy - chemical varieties from 2021 to 2025, including crude oil, fuel oil, low - sulfur fuel oil, etc. [25] - **4.3 Inter - period Contract Spreads**: It provides the spread charts of different contracts of various energy - chemical varieties, such as the spread between 01 - 05 and 05 - 09 contracts of fuel oil, and the spread between the main and sub - main contracts of asphalt [39] - **4.4 Inter - variety Spreads**: It provides the spread and ratio charts between different varieties, such as the spread between domestic and foreign crude oil, the B - W spread of crude oil, the high - low sulfur spread of fuel oil, etc. [55] - **4.5 Production Profits**: It provides the production profit charts of LLDPE and PP from 2018 to 2025 [63] 3.5 Team Member Introduction - **Zhong Meiyan**: Assistant to the director of the research institute and director of energy - chemical research. With more than ten years of experience in futures derivatives market research, she has won many awards and has rich experience in serving enterprises [67] - **Du Bingqin**: Analyst for crude oil, natural gas, fuel oil, asphalt, and shipping. She has won many industry awards and has in - depth research on the energy industry chain [68] - **Di Yilin**: Analyst for natural rubber and polyester. She has won several awards and is good at data analysis and research on related varieties [69] - **Peng Haibo**: Analyst for methanol, propylene, pure benzene, polyolefins, and PVC. He has a background in energy - chemical spot - futures trading and relevant professional qualifications [70]

1. Report Industry Investment Rating There is no information provided in the document regarding the industry investment rating. 2. Core Viewpoints of the Report - The energy - chemical sector includes energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. For each sector, options strategies and suggestions are provided for selected varieties. Each option variety's strategy report includes target market analysis, option factor research, and option strategy suggestions [9]. - The overall strategy is to construct option portfolio strategies mainly as sellers, along with spot hedging or covered strategies to enhance returns [3]. 3. Summary by Related Catalogs 3.1 Target Futures Market Overview - The document provides the latest prices, price changes, price change percentages, trading volumes, volume changes, open interests, and open interest changes of various energy - chemical futures contracts, such as crude oil, liquefied petroleum gas (LPG), methanol, etc. For example, the latest price of crude oil (SC2512) is 465, with a price increase of 6 and a price change percentage of 1.28% [4]. 3.2 Option Factors - Volume and Open Interest PCR - The volume PCR and open interest PCR of various energy - chemical options are presented. These indicators are used to describe the strength of the option target market and the turning point of the target market. For example, the open interest PCR of crude oil options is 0.77, with a change of - 0.04 [5]. 3.3 Option Factors - Pressure and Support Levels - The pressure and support levels of various energy - chemical options are given, which are determined by the strike prices with the largest open interest of call and put options. For example, the pressure level of crude oil options is 500 and the support level is 450 [6]. 3.4 Option Factors - Implied Volatility - The implied volatility of various energy - chemical options is provided, including at - the - money implied volatility, weighted implied volatility, changes in weighted implied volatility, annual average implied volatility, call implied volatility, put implied volatility, 20 - day historical volatility, and the difference between implied and historical volatility. For example, the at - the - money implied volatility of crude oil options is 28.075, and the weighted implied volatility is 29.38 with a change of - 0.93 [7]. 3.5 Option Strategies and Suggestions 3.5.1 Energy Options - **Crude Oil**: The fundamental situation shows that US refinery demand is picking up, shale oil production reduction is small, OPEC exports are increasing but mostly absorbed by China, and European refined product inventories are in a low - level destocking state. The market has shown a trend of decline, followed by consolidation, and then a rebound. Option strategies include constructing a neutral call + put option combination strategy for volatility, and a long collar strategy for spot hedging [8]. - **LPG**: The US market has high - production and high - inventory pressure, and extreme winter weather and Sino - US trade trends may affect prices. The market has experienced a decline, followed by a rebound and then a fall. Option strategies are similar to those of crude oil, including constructing a neutral call + put option combination strategy and a long collar strategy for spot hedging [10]. 3.5.2 Alcohol Options - **Methanol**: Port and enterprise inventories are at certain levels, and the market shows a weak upward - pressured trend. Option strategies include constructing a bearish call + put option combination strategy for volatility and a long collar strategy for spot hedging [10]. - **Ethylene Glycol**: The load and inventory situation is complex, and the market is in a weak trend. Option strategies include constructing a bearish spread strategy for direction and a short - volatility strategy for volatility, along with a long collar strategy for spot hedging [11]. 3.5.3 Polyolefin Options - **Polypropylene**: The inventory pressure of PP is higher than that of PE, and the market is in a weak trend. Option strategies include a long collar strategy for spot hedging [11]. 3.5.4 Rubber Options - **Rubber**: The import market price is rising, but downstream demand is weak. The market is in a weak consolidation state. Option strategies include constructing a bearish call + put option combination strategy for volatility [12]. 3.5.5 Polyester Options - **PTA**: The load is at a certain level, and the market is in a weak bearish trend. Option strategies include constructing a bearish call + put option combination strategy for volatility [12]. 3.5.6 Alkali Options - **Caustic Soda**: The spot market has issues such as lack of restocking and weakening cost support, and the market is in a weak bearish trend. Option strategies include constructing a bearish spread strategy for direction and a long collar strategy for spot hedging [13]. - **Soda Ash**: The inventory situation is given, and the market is in a low - level weak consolidation state. Option strategies include constructing a short - volatility combination strategy for volatility and a long collar strategy for spot hedging [13]. 3.5.7 Other Options - **Urea**: The enterprise inventory is at a high level, and the market is in a low - level weak consolidation state. Option strategies include constructing a neutral call + put option combination strategy for volatility and a long collar strategy for spot hedging [14].

Report Overview - The report consists of four parts: Polyolefin Industry Spot and Futures Daily Report, Pure Benzene - Styrene Daily Report, Polyester Industry Chain Daily Report, and Chlor - Alkali Industry Spot and Futures Daily Report, covering price, inventory, and开工率 data of multiple chemical products, along with corresponding investment strategies [2][4][9][10] Polyolefin Industry Price Changes - L2601, L2509, PP2601, and PP2509 futures prices all increased on October 29, with L2601 up 0.34%, L2509 up 0.06%, PP2601 up 0.42%, and PP2509 up 0.37% [2] - Some spot prices remained stable, while华北LDPE膜料现货 rose 0.15% [2] Inventory and开工率 - PE企业 inventory decreased by 19.16% to 41.6 tons, and社会库存 decreased slightly by 0.04% to 54.5 tons [2] - PP企业 inventory decreased by 6.80% to 59.5 tons, and贸易商库存 decreased by 10.48% to 21.4 tons [2] - PE装置开工率 decreased by 0.37% to 81.5%, while下游加权开工率 increased by 1.85% to 45.8% [2] - PP装置开工率 decreased by 2.9% to 75.9%, while粉料开工率 increased by 7.1% to 41.4%, and下游加权开工率 increased by 1.0% to 52.4% [2] Core View - PP supply recovery slowed due to more unplanned maintenance, while PE supply is expected to increase. Demand improved, and both inventories decreased. Consider long - term low - buying opportunities for the 05 contract and track sanctions' impact on refinery loads [2] Pure Benzene - Styrene Industry Price Changes - Upstream prices such as布伦特原油 and WTI原油 increased slightly on October 29, while纯苯中石化华东挂牌价 remained unchanged [4] -苯乙烯华东现货 and related futures prices increased, with苯乙烯华东现货 up 0.6% [5] Inventory and开工率 -纯苯江苏港口库存 decreased by 14.1% to 8.50 tons, and苯乙烯江苏港口库存 decreased by 4.7% to 19.30 tons [7] -亚洲纯苯开工率 remained unchanged at 79.2%, while国内纯苯开工率 decreased by 3.6% to 72.7% [8] Core View - No specific core view was mentioned in the text, but price, inventory, and开工率 data can be used for investment analysis Polyester Industry Chain Price Changes - Upstream prices such as布伦特原油 and CFR日本石脑油 increased slightly on October 29 [9] - Most下游聚酯 product prices remained stable, with聚酯切片 price up 0.1% [9] Inventory and开工率 - MEG港口库存 decreased by 9.7% to 52.3 tons, and到港预期 increased significantly by 273.6% to 19.8 tons [9] -亚洲PX开工率 increased by 0.5% to 78.5%, and中国PX开工率 increased by 1.0% to 85.9% [9] Core View - PX supply contracted, and demand support strengthened. However, PX rebound space is limited. PTA,乙二醇,短纤, and瓶片 also have corresponding supply - demand situations and investment strategies [9] Chlor - Alkali Industry Price Changes -山东32%液碱折百价 and山东50%液碱折百价 remained unchanged on October 29, while华东电石法PVC市场价 increased by 0.4% [10] Inventory and开工率 -烧碱行业开工率 increased slightly by 0.1% to 85.6%, and烧碱山东样本开工率 increased by 3.2% to 86.6% [13] - PVC总开工率 decreased by 1.9% to 73.7% [13] Core View - No specific core view was mentioned in the text, but price, inventory, and开工率 data can be used for investment analysis

Core Insights - The report highlights the dual drive of domestic demand and military trade in the radar business of Guorui Technology, indicating a potential for sustained performance improvement due to asset restructuring and increasing defense spending [9][11][12] - The photovoltaic industry is undergoing a supply-side reform led by a coalition of 17 companies, aiming to stabilize prices and improve profitability through coordinated production and quality management [14][19] Guorui Technology (600562) Insights - The company is positioned as a leading radar enterprise backed by significant technological resources from the China Electronics Technology Group Corporation, with a focus on radar equipment and related systems [11] - Continuous growth in defense spending and the need for upgraded military equipment are expected to drive revenue from military radar devices [11][12] - The company anticipates a significant increase in military trade business, supported by recent geopolitical conflicts and rising global military expenditures [11][12] - Civilian radar applications are also expected to contribute to revenue growth, particularly in meteorological and air traffic management sectors [11][12] Photovoltaic Industry Insights - The establishment of a joint platform by 17 photovoltaic companies is aimed at addressing supply-side issues, particularly in the polysilicon segment, which is crucial for cost and profit distribution across the industry [14][19] - The "anti-involution" strategy is showing positive results, with prices recovering and profitability improving as companies adhere to a "not below cost sales" policy [19] - The report suggests that the photovoltaic sector is on a path to recovery, with expectations for improved market performance as the supply-side reforms take effect [19] Market and Economic Insights - The Federal Reserve's recent decision to lower interest rates by 25 basis points reflects a cautious approach to economic expansion, with ongoing uncertainties in the job market and inflation levels [10][12] - The report indicates that the economic outlook remains mixed, with potential implications for investment strategies in various sectors, including defense and renewable energy [10][12]

1. Report Industry Investment Rating - No relevant content provided 2. Core View of the Report - The PTA price rebounded rapidly in the afternoon due to the news of the "anti - involution" policy. Although the PTA price only rebounded slightly before, with the cost support from rising crude oil prices and policy expectations, it rebounded after long - term low - level operation. The downstream polyester开工率 remains above 91%, and the overall polyester sales are relatively high. The demand in the overseas market for Chinese textile and clothing products is expected to pick up after the positive news from the Sino - US economic and trade negotiations. The ethylene glycol price is under pressure due to domestic device commissioning, and it is expected that the polyester will operate weakly as the polyester peak season is ending and the crude oil fundamentals are downward [2] 3. Summary by Relevant Catalogs 3.1 Market Data - **Crude Oil**: INE crude oil price dropped from 468.9 yuan/barrel on October 27, 2025, to 462.7 yuan/barrel on October 28, 2025, a decrease of 6.20 yuan/barrel [2] - **PTA**: PTA - SC increased from 1208.5 yuan/ton to 1251.5 yuan/ton, PTA/SC ratio rose from 1.3546 to 1.3722. PTA主力期价 decreased from 4616 yuan/ton to 4614 yuan/ton, while the PTA现货价格 increased from 4505 yuan/ton to 4535 yuan/ton. The现货加工 fee rose from 111.7 yuan/ton to 180.7 yuan/ton, and the盘面加工 fee increased from 222.7 yuan/ton to 259.7 yuan/ton [2] - **PX**: CFR中国PX decreased from 821 to 814, and the PX - naphtha spread dropped from 240 to 236 [2] - **MEG**: MEG主力期价 decreased from 4109 yuan/ton to 4069 yuan/ton. The MEG - naphtha was (125.88) yuan/ton on October 27 and (128.07) yuan/ton on October 28. The MEG内盘 decreased from 4183 to 4167 [2] 3.2 Industry Chain Operation - **开工率**: PX开工率 increased from 84.62% to 86.21%, PTA开工率 remained at 79.46%, MEG开工率 rose from 63.50% to 64.41%, and the polyester负荷 remained at 89.28% [2] 3.3 Product Sales and Cash Flow - **Polyester Filament**: POY150D/48F price increased from 6400 to 6415, POY现金流 decreased from (103) to (108). FDY150D/96F price increased from 6655 to 6690, FDY现金流 increased from (348) to (333). DTY150D/48F price increased from 7730 to 7740, DTY现金流 decreased from 27 to 17. The long - filament sales decreased from 70% to 63% [2] - **Polyester Staple Fiber**: 1.4D直纺涤短 price increased from 6405 to 6445, 涤短现金流 increased from 252 to 272. The short - fiber sales decreased from 83% to 43% [2] - **Polyester Chip**: The semi - bright chip price increased from 5545 to 5560, 切片现金流 decreased from (58) to (63). The chip sales decreased from 222% to 57% [2] 3.4 Device Maintenance - An East China 2.2 - million - ton PTA device slightly reduced its load, and the recovery time is to be tracked [2]

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints of the Report - The energy and chemical sector is mainly divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others [9]. - Select some varieties from each sector to provide options strategies and recommendations [9]. - Write options strategy reports for each options variety according to the analysis of the underlying market, research on options factors, and options strategy recommendations [9]. 3. Summary by Relevant Catalogs 3.1 Futures Market Overview - The futures prices of most energy and chemical products showed a downward trend. For example, the price of crude oil SC2512 dropped by 8 to 458, a decline of 1.78%; the price of synthetic rubber BR2512 dropped by 285 to 10,585, a decline of 2.62%. Only the price of rubber RU2601 increased by 10 to 15,395, an increase of 0.06% [4]. 3.2 Options Factor - Volume and Position PCR - The PCR indicators of different options varieties showed different trends. For example, the volume PCR of crude oil increased by 0.14 to 0.86, and the position PCR decreased by 0.01 to 0.81; the volume PCR of methanol increased by 0.26 to 0.84, and the position PCR decreased by 0.02 to 0.51 [5]. 3.3 Options Factor - Pressure and Support Levels - Different options varieties have different pressure and support levels. For example, the pressure level of crude oil is 590, and the support level is 440; the pressure level of methanol is 2300, and the support level is 2200 [6]. 3.4 Options Factor - Implied Volatility - The implied volatility of different options varieties also showed different trends. For example, the weighted implied volatility of crude oil decreased by 1.69 to 30.31; the weighted implied volatility of methanol increased by 1.00 to 19.46 [7]. 3.5 Strategy and Recommendations 3.5.1 Energy - Related Options: Crude Oil - Fundamental analysis: US refinery demand has stabilized and rebounded. During the recent oil price decline, shale oil production only decreased by 10,000 barrels per day. OPEC exports have increased, but most of them are absorbed by China, so there is no obvious visible inventory in the market. In Europe, the overall refined oil inventory is in a low - level destocking state, the crude oil inventory has increased, but the refinery demand is about to enter the peak season, and the diesel crack spread remains high [8]. - Market analysis: Since July, the crude oil market has gradually weakened and then consolidated in a range. In August, it first rose and then fell, showing a short - term weak shock. In September, it continued to be weak and bearish and then gradually rebounded. In October, it fell sharply and then stopped falling and rebounded [8]. - Options factor research: The implied volatility of crude oil options has decreased to near the average. The position PCR of options is reported at around 0.80, indicating that the crude oil market has been weak recently. From the perspective of options, the pressure level of the underlying is 590, and the support level is 440 [8]. - Strategy recommendations: Directional strategy: None. Volatility strategy: Construct a short - neutral call + put options combination strategy to obtain options time value and directional returns, and dynamically adjust the position to keep the position delta neutral. Spot long - hedging strategy: Construct a long collar strategy, hold a spot long position + buy a put option + sell an out - of - the - money call option [8]. 3.5.2 Energy - Related Options: Liquefied Petroleum Gas (LPG) - Fundamental analysis: The US is under great pressure due to high production and high inventory. Extreme weather in winter and the trend of Sino - US trade will affect its price and trade flow. At present, the total export volume from the Middle East is relatively stable, and OPEC+ policies and actual production increases will affect future exports [10]. - Market analysis: In July, LPG reached a high and then fell back, continuously declining and then weakly consolidating. Since August, it has accelerated its decline, moved downward bearishly, then rebounded and rose but was blocked and fell back. In September, it first fell and then rose, gradually warming up. Overall, it shows an oversold rebound market with pressure above [10]. - Options factor research: The implied volatility of LPG options has significantly decreased and returned to near the lower - than - average level. The position PCR of LPG options is reported at around 0.80, indicating that the LPG market has been weak recently. From the perspective of options, the pressure level of the underlying is 4550, and the support level is 4000 [10]. - Strategy recommendations: Directional strategy: None. Volatility strategy: Construct a short - neutral call + put options combination strategy to obtain options time value and directional returns, and dynamically adjust the position to keep the position delta neutral. Spot long - hedging strategy: Construct a long collar strategy, hold a spot long position + buy a put option + sell an out - of - the - money call option [10]. 3.5.3 Alcohol - Related Options: Methanol - Fundamental analysis: The port inventory is 1.5122 million tons, a month - on - month increase of 20,800 tons. The unloading is lower than expected, and the inventory accumulation speed has slowed down. The enterprise inventory is 360,400 tons, a month - on - month increase of 500 tons, and it is at a low level compared with the same period last year [10]. - Market analysis: In July, methanol reached a high and then fell back, continuously declining and then fluctuating greatly. Since August, it has gradually weakened and moved downward bearishly. In September, it consolidated at a low level and then rebounded. Since October, it has continued to be weak and bearish. Overall, it shows a weak market trend with pressure above [10]. - Options factor research: The implied volatility of methanol options fluctuates around the historical average level. The position PCR of methanol options is reported below 0.80, indicating that the methanol market has been in a weak and oscillating state recently. From the perspective of options, the pressure level of the underlying is 2300, and the support level is 2200 [10]. - Strategy recommendations: Directional strategy: None. Volatility strategy: Construct a short - bearish call + put options combination strategy to obtain options time value, and dynamically adjust the position to keep the position delta bearish. Spot long - hedging strategy: Construct a long collar strategy, hold a spot long position + buy a put option + sell an out - of - the - money call option. When the market rebounds to a high strike price, close the position in combination with spot sales [10]. 3.5.4 Alcohol - Related Options: Ethylene Glycol - Fundamental analysis: Last week, the EG load was 73.3%, a month - on - month decrease of 3.7%. Among them, the load of synthetic gas production was 82.2%, a month - on - month increase of 0.8%; the load of ethylene production was 68.2%, a month - on - month decrease of 6.3%. The port inventory is 579,000 tons, a month - on - month increase of 38,000 tons; the inventory days of downstream factories are 13.4 days, a month - on - month increase of 0.2 days. In the short term, the arrival volume last week was moderately low, the departure volume increased, and the port inventory is expected to slightly decrease. With the high domestic load and the increase in overseas arrivals, ethylene glycol has entered the inventory accumulation cycle [11]. - Market analysis: In July, ethylene glycol weakly consolidated and oscillated at a low level, gradually rose, and then fell rapidly. In August, it continued to weakly consolidate slightly. Since September, it has continued to be weak and bearish. Overall, it shows a weak market trend with pressure above [11]. - Options factor research: The implied volatility of ethylene glycol options fluctuates around the lower - than - average level. The position PCR of options is reported at around 0.70, indicating that the short - selling force of ethylene glycol has been relatively strong recently. From the perspective of options, the pressure level of the underlying is 4500, and the support level is 4050 [11]. - Strategy recommendations: Directional strategy: Construct a bearish spread combination strategy of put options to obtain directional returns. Volatility strategy: Construct a short - volatility strategy to obtain time value returns. Spot long - hedging strategy: Hold a spot long position + buy a put option + sell an out - of - the - money call option [11]. 3.5.5 Polyolefin - Related Options: Polypropylene - Fundamental analysis: The inventory of PE production enterprises is 514,600 tons, a month - on - month decrease of 2.81%, and an increase of 2.02% compared with the same period last year; the inventory of PE traders is 50,000 tons, a month - on - month decrease of 0.70%. The inventory of PP production enterprises is 638,500 tons, a month - on - month decrease of 5.92%, and an increase of 12.69% compared with the same period last year; the inventory of PP traders is 220,000 tons, a month - on - month decrease of 7.80%; the PP port inventory is 66,800 tons, a month - on - month decrease of 1.62%. The overall inventory pressure of PP is higher than that of PE [11]. - Market analysis: Since July, the decline of polypropylene has narrowed, gradually stabilized, slightly oscillated and rebounded, and then rapidly declined. In August, it maintained a weak and slight fluctuation. In September, it continued to be weak and bearish. In October, it accelerated its decline and then oscillated at a low level. Overall, it shows a weak market trend with bearish pressure above [11]. - Options factor research: The implied volatility of polypropylene options has decreased to near the average level. The position PCR of options is reported at around 0.70, indicating that the polypropylene market has weakened recently. From the perspective of options, the pressure level of the underlying is 6900, and the support level is 6300 [11]. - Strategy recommendations: Directional strategy: None. Volatility strategy: None. Spot long - hedging strategy: Hold a spot long position + buy an at - the - money put option + sell an out - of - the - money call option [11]. 3.5.6 Rubber - Related Options: Rubber - Fundamental analysis: The offer price of the imported rubber market has risen, traders have rotated stocks, and the factory's inventory - building sentiment has been weak. The futures market has maintained a relatively strong oscillating pattern, and the spot price of domestic natural rubber has followed the market up. The downstream procurement willingness has been relatively weak, mainly replenishing goods with appropriate rigid demand. The overall trading atmosphere in the market has been average, and the actual transaction performance has been light [12]. - Market analysis: Since July, the rubber market has continued to rise in the short term, reached a high, and then fell back. In August, it gradually warmed up and rose and then consolidated and oscillated in a range. Since September, it has maintained a weak and bearish trend. In October, it continued to be weak and consolidated at a low level. Overall, it shows a weak consolidation market trend with support below and pressure above [12]. - Options factor research: The implied volatility of rubber options has risen rapidly and then decreased to near the lower - than - average level. The position PCR of rubber options is reported below 0.60. From the perspective of options, the pressure level of the underlying has dropped significantly to 17,000, and the support level is 14,000 [12]. - Strategy recommendations: Directional strategy: None. Volatility strategy: Construct a short - bearish call + put options combination strategy to obtain options time value and directional returns, and dynamically adjust the position to keep the position delta bearish. Spot hedging strategy: None [12]. 3.5.7 Polyester - Related Options: PTA - Fundamental analysis: The PTA load is 78.8%, a month - on - month increase of 2.8%. In terms of equipment, the load of Yisheng Ningbo has slightly decreased, and the load of individual equipment has recovered. The maintenance volume of PTA in October has slightly decreased, and the overall load is low under low processing fees [12]. - Market analysis: In July, the PTA market continued to be weak and then rebounded and rose. In August, it fell back, slightly consolidated, and then rapidly rebounded, rose, and was blocked and fell back. In September, it continued to be weak and bearish. Overall, it shows a weak and bearish market trend with pressure above [12]. - Options factor research: The implied volatility of PTA options fluctuates at a relatively high level above the average. The position PCR of PTA options is reported at around 0.70, indicating that the PTA market has been in an oscillating state recently. From the perspective of options, the pressure level of the underlying is 4600, and the support level is 4300 [12]. - Strategy recommendations: Directional strategy: None. Volatility strategy: Construct a short - bearish call + put options combination strategy to obtain options time value, and dynamically adjust the position to keep the position delta bearish. Spot hedging strategy: None [12]. 3.5.8 Alkali - Related Options: Caustic Soda - Fundamental analysis: In the spot market, non - aluminum industries have no obvious inventory - building behavior, which is lower than expected, or they are waiting for the spot price to bottom out to stimulate speculative demand. Secondly, as the maintenance is restored, the spot support may weaken. The price of liquid chlorine has risen, weakening the cost support [13]. - Market analysis: In July, caustic soda first rose and then fell. In August, it quickly fell back, then gradually rebounded, moved upward bullishly in the short term, and then oscillated at a high level. Since September, it has continuously reported negative lines and gradually weakened. In October, it accelerated its decline. Overall, it shows a weak and bearish market trend with pressure above recently [13]. - Options factor research: The implied volatility of caustic soda options fluctuates at a relatively high level. The position PCR of caustic soda options is reported below 0.80, indicating that the caustic soda market has been in a weak and oscillating state recently. From the perspective of options, the pressure level of the underlying is 2600, and the support level is 2240 [13]. - Strategy recommendations: Directional strategy: Construct a bearish spread combination strategy to obtain directional returns. Volatility strategy: None. Spot collar hedging strategy: Hold a spot long position + buy a put option + sell an out - of - the - money call option [13]. 3.5.9 Alkali - Related Options: Soda Ash - Fundamental analysis: As of October 25, 2025, the in - factory inventory of soda ash is 1.7021 million tons, a month - on - month increase of 16,000 tons; the available inventory days are 14.11 days, a month - on - month increase of 0.01 days. The in - factory inventory of heavy soda ash is 93.45 yuan/ton, a month - on - month decrease of 0.62 yuan/ton; the in - factory inventory of light soda ash is 76.76 yuan/ton, a month - on - month increase of 0.78 yuan/ton [13]. - Market analysis: Since August, the soda ash market has continued to be weak and consolidated. In September, it fluctuated slightly at a low level and was weak. In October, it continued to be weak. Recently, it shows a low - level weak oscillating market trend with support below [13]. - Options factor research: The implied volatility of soda ash options fluctuates at a relatively high level in history. The position PCR of soda ash options is reported below 0.60, indicating that the bearish pressure is relatively strong. From the perspective of options, the pressure level of the underlying is 1300, and the support level is 1100 [13]. - Strategy recommendations: Directional strategy: None. Volatility strategy: Construct a short - volatility combination strategy to obtain volatility returns. Spot long - hedging strategy: Construct a long collar strategy, hold a spot long position + buy a put option + sell an out - of - the - money call option [13]. 3.5.10 Other Energy - Chemical Options: Urea - Fundamental analysis: The enterprise inventory is 1.6302 million tons, a month - on - month increase of 14,800 tons, and it is at a high level compared with the same period last year. The port inventory is 210,000 tons, a month - on - month decrease of 236,000 tons, and the goods are accelerating to leave the port [14]. - Market analysis: In July, the urea market oscillated widely in a range under the bearish pressure line and then rose rapidly. In August, it continued to fluctuate widely in a range. In September, it gradually weakened. In October, it oscillated weakly at a low level. Overall, it shows a low - level oscillating and weak market trend [14]. - Options factor research: The implied volatility of urea options fluctuates slightly around the historical average level

Report Investment Ratings - No investment ratings are provided in the reports. Core Views Polyolefin (LLDPE & PP) - Supply: PP supply recovery is slowing due to unplanned maintenance, while PE supply is expected to increase as maintenance peaks. Attention should be paid to the potential impact of expanded international sanctions on domestic refinery loads [2]. - Demand: The demand side is warming up, with downstream开工 rising, especially in the agricultural film sector. Both LLDPE and PP inventories are decreasing [2]. - Strategy: The 01 contract still faces inventory pressure, while the 05 contract has less new capacity. Long - term low - buying opportunities for the 05 contract can be considered, and the impact of sanctions on refinery loads should be continuously monitored [2]. Methanol - Market Situation: The port methanol market is under significant pressure due to high inventories and weak demand. The inland market has deeper price drops as some external procurement stops. Overseas, multiple plants have shut down, and many MTO plants have reduced their loads due to profit issues [5]. - Market Logic: The market is trading on the "weak reality vs. strong expectation" logic, with the core contradiction being the game between high port inventories and potential supply reduction (overseas plant shutdowns/geopolitical factors) [5]. - Strategy: In the short - term, prices may continue to fluctuate. Attention should be paid to the port destocking rhythm and the implementation of overseas gas restrictions [5]. Chlor - alkali (PVC & Caustic Soda) - Price and Spread: There are various price changes in PVC and caustic soda products, including futures and spot prices, as well as spreads between different contracts [8]. - Supply and Demand: Caustic soda industry开工 is stable, while PVC开工 has decreased slightly. Downstream开工 of both products has some positive changes, and PVC inventories are increasing [8]. Pure Benzene - Styrene - Price and Spread: Prices of upstream raw materials such as crude oil, naphtha, and pure benzene have declined, while some spreads have changed. Styrene prices have also decreased, and its cash flow has improved to some extent [9][10]. - Inventory and开工: Both pure benzene and styrene inventories in Jiangsu ports have decreased, and there are changes in the开工 rates of related industries [12][13]. Polyester Industry Chain - PX: Supply is expected to contract due to unplanned maintenance or load reduction of some PX plants. Demand is supported by new PTA plants and improved terminal orders. However, the short - term rebound space of PX is limited due to weak oil price support [14]. - PTA: The spot basis is weak due to increased supply from load recovery and new capacity. The futures market is relatively firm but limited by the lack of substantial policies and weak cost - side expectations [14]. - Ethylene Glycol (MEG): Upward momentum is weakened by factors such as port conditions, plant restarts, and weak cost. The supply structure in the far - month is still weak [14]. - Short - fiber: Supply remains high, and demand has improved, leading to inventory reduction. However, the rebound space is limited due to weak downstream chasing willingness and compressed processing fees [14]. - Polyester Bottle - chip: Demand is weak in the off - season, and it is likely to enter a seasonal inventory accumulation period. The processing fee is expected to decline [14]. Summary by Directory Polyolefin (LLDPE & PP) - Price and Spread: On October 28, L2601 closed at 7051, down 0.56% from the previous day; PP2601 closed at 6657, down 0.63%. The spread between L2509 - 2601 increased by 22.11%, and PP2509 - 2601 increased by 12.68% [2]. - Inventory: PE enterprise inventory decreased by 2.81% to 51.5, and social inventory decreased slightly by 0.04% to 54.5 million tons. PP enterprise inventory decreased by 5.92% to 63.9 million tons, and trader inventory decreased by 15.74% to 22.0 million tons [2]. -开工: PE装置开工率 decreased by 0.37% to 81.5%, and downstream加权开工率 increased by 1.85% to 45.8%. PP装置开工率 decreased by 2.9% to 75.9%, while the powder开工率 increased by 7.1% to 41.4%, and downstream加权开工率 increased by 1.0% to 52.4 [2]. Methanol - Price and Spread: On October 28, MA2601 closed at 2241, down 1.19% from the previous day; MA2605 closed at 2303, down 0.95%. The MA15 spread decreased by 8.77%, and the Taicang basis decreased by 10.00% [3]. - Inventory: Methanol enterprise inventory increased by 0.13% to 36.036, port inventory increased by 1.40% to 151.2 million tons, and social inventory increased by 1.15% to 187.3 [4]. -开工: Upstream domestic enterprise开工 decreased by 0.91% to 75.85, and overseas enterprise开工 decreased by 2.37% to 73.3. Downstream外采MTO装置开工 decreased by 9.48% to 78.1, while some traditional downstream开工 such as formaldehyde and acetic acid increased slightly [5]. Chlor - alkali (PVC & Caustic Soda) - Price and Spread: On October 28, the price of Shandong 32% liquid caustic soda (converted to 100%) remained unchanged at 2500. The price of East China calcium - carbide - based PVC increased by 0.4% to 4620. There are also various changes in futures prices and spreads [8]. - Supply and Demand: Caustic soda industry开工 increased slightly by 0.1% to 85.6, and PVC总开工 decreased by 1.9% to 73.7. Downstream开工 of caustic soda and PVC products has some positive changes, and PVC inventories increased by 14.4% to 63.5 million tons [8]. Pure Benzene - Styrene - Upstream Prices: On October 28, Brent crude oil (December) was at $64.40, down 2.3%; WTI crude oil (December) was at $60.15, down 2.2%. CFR Japan naphtha was at $569, down 2.1%. CFR China pure benzene was at $676, down 2.2% [9]. - Styrene - related Prices: Styrene East China spot price was at 6440, down 1.1%. EB futures 2512 was at 6466, down 1.0%. EB cash flow (non - integrated) improved slightly by 0.8% [10]. - Inventory: Pure benzene inventory in Jiangsu ports decreased by 14.1% to 8.50 million tons, and styrene inventory decreased by 4.7% to 19.30 million tons [12]. -开工: Asian pure benzene开工 remained unchanged at 79.2%, while domestic pure benzene开工 decreased by 3.6% to 72.7%. Some downstream开工 such as phenol remained unchanged, and others had slight changes [13]. Polyester Industry Chain - Upstream Prices: On October 28, Brent crude oil (December) was at $64.40, down 1.9%; WTI crude oil (December) was at $60.15, down 1.9%. CFR Japan naphtha was at $569, down 1.6%. CFR China MX was at $684, down 1.6% [14]. - PX - related Prices: CFR China PX was at $814, down 1.2%. PX spot price (in RMB) was at 6848, down 2.4%. PX basis (01) decreased by 84.0% [14]. - Product Prices and Cash Flows: POY150/48 price increased by 0.2% to 6415, and its cash flow decreased by 5.9%. FDY150/96 price increased by 0.5% to 7100, and its cash flow increased by 4.4% [14]. -开工: Asian PX开工 increased by 0.5% to 78.5%, and Chinese PX开工 increased by 1.0% to 85.9%. PTA开工 increased by 2.1% to 78.8%, and MEG综合开工 decreased by 3.9% to 73.3% [14].