1. Report Industry Investment Rating - Not provided in the given content 2. Core Viewpoints of the Report - The energy - chemical sector is divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. Strategies mainly involve constructing option combination strategies with sellers as the main body and spot hedging or covered strategies to enhance returns [3][9]. 3. Summary by Related Catalogs 3.1. Market Overview of Underlying Futures - Various energy - chemical option underlying futures have different price changes, trading volumes, and open interest changes. For example, the latest price of crude oil (SC2510) is 492, with a rise of 2 and a rise - fall rate of 0.33%, and the trading volume is 4.87 million lots with a change of 1.58 million lots [4]. 3.2. Option Factors - Volume and Open Interest PCR - Different option varieties have different volume and open interest PCR values and their changes. For instance, the volume PCR of crude oil is 0.88 with a change of 0.07, and the open interest PCR is 0.52 with a change of 0.01 [5]. 3.3. Option Factors - Pressure and Support Levels - From the perspective of option factors, different option varieties have corresponding pressure and support levels. For example, the pressure level of crude oil is 550 and the support level is 480 [6]. 3.4. Option Factors - Implied Volatility - Each option variety has different implied volatility indicators such as at - the - money implied volatility, weighted implied volatility, etc. For example, the at - the - money implied volatility of crude oil is 27.72%, and the weighted implied volatility is 34.76% with a change of - 3.41% [7]. 3.5. Option Strategies and Suggestions 3.5.1. Energy - related Options - **Crude Oil**: The fundamental situation shows a decrease in US crude oil inventory. The market shows short - term weakness after an attempt to rebound. Option strategies include constructing a short - neutral call + put option combination strategy and a long collar strategy for spot hedging [8]. - **LPG**: Factory and port inventories are at relatively high levels, and the market is short - term bearish. Strategies include constructing a bearish spread strategy for put options, a short - bearish call + put option combination strategy, and a long collar strategy for spot hedging [10]. 3.5.2. Alcohol - related Options - **Methanol**: Production and import data are given, and the market is in a weak state. Strategies include constructing a short - bearish call + put option combination strategy and a long collar strategy for spot hedging [10]. - **Ethylene Glycol**: The inventory in the main port in East China has decreased. The market shows a wide - range weak oscillation. Strategies include constructing a short - volatility strategy and a long collar strategy for spot hedging [11]. 3.5.3. Polyolefin - related Options - **Polypropylene**: The inventory of production enterprises is expected to change. The market is in a weak state. The strategy is to hold a long spot + buy an at - the - money put option + sell an out - of - the - money call option for spot hedging [12]. 3.5.4. Rubber - related Options - **Rubber**: The import volume has increased. The market shows short - term weakness. Strategies include constructing a short - neutral call + put option combination strategy [13]. 3.5.5. Polyester - related Options - **PTA**: The industry inventory has decreased, but the filament inventory has increased. The market is in a weak consolidation state. Strategies include constructing a short - neutral call + put option combination strategy [14]. 3.5.6. Alkali - related Options - **Caustic Soda**: The enterprise's production is high, and it is in the off - season of demand. The market shows a weak oscillation. The strategy is to construct a long collar strategy for spot hedging [15]. - **Soda Ash**: The inventory and production data are given, and the market is in a weak and bearish state. Strategies include constructing a short - volatility combination strategy and a long collar strategy for spot hedging [15]. 3.5.7. Other Options - **Urea**: The enterprise inventory has decreased slightly. The market shows a low - level oscillation. Strategies include constructing a short - bearish call + put option combination strategy and a long collar strategy for spot hedging [16].

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints - The energy - chemical sector is mainly divided into 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 analysis of the underlying market, research on option factors, and option strategy suggestions [9]. - It is recommended to construct option portfolio strategies mainly as sellers, along with spot hedging or covered strategies to enhance returns [3]. 3. Summary by Relevant Catalogs 3.1 Futures Market Overview - The report presents the latest prices, price changes, price change percentages, trading volumes, volume changes, open interests, and open interest changes of various energy - chemical option underlying futures contracts, such as crude oil, liquefied petroleum gas (LPG), methanol, etc. [4]. 3.2 Option Factors 3.2.1 Volume - to - Open - Interest PCR - It shows the trading volume, volume change, open interest, open interest change, volume PCR, volume PCR change, open interest PCR, and open interest PCR change of various option varieties. Volume PCR is used to describe whether the underlying market has a turning point, and open interest PCR is used to describe the strength of the underlying option market [5]. 3.2.2 Pressure and Support Levels - The pressure points, pressure point offsets, support points, support point offsets, maximum call option positions, and maximum put option positions of various option varieties are provided. These are determined from the strike prices of the maximum call and put option positions [6]. 3.2.3 Implied Volatility - The report shows the at - the - money implied volatility, weighted implied volatility, weighted implied volatility change, annual average implied volatility, call option implied volatility, put option implied volatility, 20 - day historical volatility, and the difference between implied and historical volatility for each option variety [7]. 3.3 Option Strategies and Suggestions 3.3.1 Energy - related Options - **Crude Oil**: The U.S. crude oil inventory decreased last week. The market showed a short - term upward rebound受阻 pattern with pressure above. The implied volatility of crude oil options fluctuates around the mean. The open interest PCR indicates a weak - oscillating market. Strategies include constructing a neutral call + put option selling portfolio, and a long collar strategy for spot hedging [8]. - **LPG**: Factory inventories decreased slightly, while port inventories are at a high level and oscillating. The market is short - term bearish. The implied volatility of LPG options is at a relatively high historical level. The open interest PCR indicates strong bearish power. Strategies include a bearish put option spread, a bearish call + put option selling portfolio, and a long collar strategy for spot hedging [10]. 3.3.2 Alcohol - related Options - **Methanol**: China's methanol production and capacity utilization are expected to increase, and import volumes are estimated. The market shows a weak pattern with pressure above. The implied volatility of methanol options is falling and fluctuating below the mean. The open interest PCR indicates a weak - oscillating market. Strategies include a bearish call + put option selling portfolio and a long collar strategy for spot hedging [10]. - **Ethylene Glycol**: The inventory in East China's main ports decreased significantly. The market shows a weak and wide - range oscillating pattern with pressure above. The implied volatility of ethylene glycol options fluctuates around the lower - than - mean level. The open interest PCR indicates an oscillating market. Strategies include a volatility - selling strategy and a long collar strategy for spot hedging [11]. 3.3.3 Polyolefin - related Options - **Polypropylene**: The inventory of polyethylene and polypropylene production enterprises is expected to change. The market shows a weak pattern with bearish pressure above. The implied volatility of polypropylene options fluctuates around the historical mean. The open interest PCR indicates a weakening trend. Strategies include a long collar strategy for spot hedging [12]. 3.3.4 Rubber - related Options - **Rubber**: The import volume of natural and synthetic rubber in July increased. The market shows a short - term weak pattern with pressure above. The implied volatility of rubber options first rises sharply and then falls to around the mean. The open interest PCR indicates a weak market. Strategies include a neutral call + put option selling portfolio [13]. 3.3.5 Polyester - related Options - **PTA**: The industry inventory has decreased, but there is inventory accumulation in finished filament. The market shows a weak - oscillating pattern with pressure above. The implied volatility of PTA options fluctuates at a relatively high level above the mean. The open interest PCR indicates a weakening trend. Strategies include a neutral call + put option selling portfolio [14]. 3.3.6 Alkali - related Options - **Caustic Soda**: Enterprises have high production starts, but it is the off - season for demand, and export orders are few. The market shows a weak - oscillating pattern with pressure above. The implied volatility of caustic soda options first rises sharply and then falls but remains at a high level. The open interest PCR indicates strong bearish pressure. Strategies include a long collar strategy for spot hedging [15]. - **Soda Ash**: The total inventory of domestic soda ash manufacturers is high, and production has increased. The market shows a weak - bearish pattern. The implied volatility of soda ash options first rises sharply and then falls but remains at a high level. The open interest PCR indicates strong bearish pressure. Strategies include a volatility - selling portfolio and a long collar strategy for spot hedging [15]. 3.3.7 Other Options - **Urea**: The total inventory of urea enterprises has decreased. The market shows a low - level oscillating pattern. The implied volatility of urea options fluctuates slightly around the historical mean. The open interest PCR indicates strong bearish pressure. Strategies include a bearish call + put option selling portfolio and a long collar strategy for spot hedging [16].

前期，国际原油价格大跌，打压液化气市场。目前，投资者观望情绪加重，液化气上行动力不足，叠加 需求端恢复仍未有起色，短期液化气期价或维持弱势振荡。中长期来看，市场对9月中下旬及10月需求 预期较为乐观。 9月CP价格涨幅不及预期 7—8月国内液化气市场需求量较前期变化不大，且表现一般。虽然在价格上涨过程中，部分贸易商进行 补库囤货操作，但库存也只是从上游向社会库存转移，实际终端消耗有限。目前，终端需求仍未出现好 转迹象。近期，多地现货市场走跌，下游仍以阶段性补货为主，入市较为谨慎。 供应方面，国内液化气商品库存总量处在相对高位，当前值在43.16万吨，环比增加0.38万吨，相比4月 初的34万—35万吨，涨幅在25%左右。其中，华南地区库存上升较为明显。除东北地区外，其余地区库 存均有小幅上升。一方面，因为下游观望情绪浓厚，入市积极性不高;另一方面，短期国内炼厂无检修 和停工计划，炼厂开工平稳。 液化气基差逐渐收窄 近期，液化气期货主力2011合约承压下行。基差方面，上市初期主力合约基差在193.67元/吨，随后基差 不断回归，自4月底开始呈现明显的现货贴水现象，最小值一度达到-1008.33元/吨。截至9月1 ...

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints of the Report - The energy - chemical sector includes energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. Strategies suggest constructing option portfolios mainly on the short - selling side, along with spot hedging or covered strategies to enhance returns [3][9]. 3. Summary by Relevant Catalogs 3.1 Futures Market Overview - The table shows the latest prices, price changes, trading volumes, and open interest of various energy - chemical futures contracts. For example, the latest price of crude oil (SC2509) is 510, down 7 with a decline of 1.28%, trading volume of 14.58 million lots, and open interest of 2.82 million lots [4]. 3.2 Option Factors - Volume and Open Interest PCR - The PCR indicators for volume and open interest of different energy - chemical options are presented. These indicators help describe the strength of the option underlying market and potential turning points. For instance, the volume PCR of crude oil options is 0.89 with a change of - 0.12, and the open - interest PCR is 0.75 with a change of - 0.10 [5]. 3.3 Option Factors - Pressure and Support Levels - The pressure and support levels of different energy - chemical options are analyzed from the perspective of the strike prices with the largest open interest of call and put options. For example, the pressure level of crude oil is 640 and the support level is 480 [6]. 3.4 Option Factors - Implied Volatility - The implied volatility data of various energy - chemical options are provided, including at - the - money implied volatility and volume - weighted implied volatility. For example, the at - the - money implied volatility of crude oil options is 30.835, and the weighted implied volatility is 34.67 with a change of - 1.69 [7]. 3.5 Strategy and Recommendations 3.5.1 Energy - related Options - **Crude Oil**: The US crude oil inventories have increased. The market showed a short - term upward trend followed by a decline last week. Implied volatility is around the average. Directional strategy: None; Volatility strategy: Construct a short - neutral call + put option combination; Spot long - hedging strategy: Build a long - collar strategy [8]. - **LPG**: Factory and port inventories are at high levels. The market is short - oriented in the short term. Implied volatility is at a relatively high historical level. Similar to crude oil, it has corresponding strategies for volatility and spot long - hedging [10]. 3.5.2 Alcohol - related Options - **Methanol**: Production enterprise inventories and orders have decreased. The market is weak with pressure above. Implied volatility is around the average. Strategies include short - neutral option combinations and long - collar hedging [10]. - **Ethylene Glycol**: The overall operating rate is stable, but production profits are under pressure. The market shows a narrow - range volatile pattern. Strategies involve short - selling volatility and long - collar hedging [11]. 3.5.3 Polyolefin - related Options - **Polypropylene**: The number of maintenance production lines has decreased, and production has increased. The market is weak with upward pressure. Strategies include long - collar hedging [11]. 3.5.4 Rubber - related Options - **Rubber**: The opening area and output in Hainan have decreased. The market is in a short - term downward trend. Strategies involve short - neutral option combinations [12]. 3.5.5 Polyester - related Options - **PTA**: Factory inventories are accumulating, and price rebound is restricted. The market shows a slight upward trend with pressure. Strategies include short - neutral option combinations [13]. 3.5.6 Alkali - related Options - **Caustic Soda**: The average utilization rate of production capacity has slightly decreased. The market is volatile with pressure. Strategies include long - collar hedging [14]. - **Soda Ash**: Inventories are at a high level. The market has experienced a significant decline after a rise. Strategies include short - selling volatility and long - collar hedging [14]. 3.5.7 Other Options - **Urea**: Supply is slightly decreasing, and demand is weak. The market is volatile under short - term pressure. Strategies include short - bearish option combinations and long - collar hedging [15].

1. Report Industry Investment Rating No relevant information provided. 2. Core Viewpoints of the Report - The energy - chemical sector is mainly divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. Strategies suggest constructing option portfolio strategies mainly based on sellers, as well as spot hedging or covered strategies to enhance returns [3][9]. 3. Summary by Relevant Catalogs 3.1 Futures Market Overview - The latest prices of various energy - chemical futures showed different trends. For example, crude oil (SC2509) was at 513, down 15 (-2.86%); liquefied petroleum gas (PG2509) was at 3,923, down 64 (-1.61%); methanol (MA2509) was at 2,383, down 20 (-0.83%) [4]. 3.2 Option Factor - Quantity and Position PCR - The PCR indicators of different option varieties varied. For instance, the volume PCR of crude oil was 1.01 with a change of 0.46, and the position PCR was 0.85 with a change of 0.01. These indicators are used to describe the strength of the option underlying market and the turning point of the market [5]. 3.3 Option Factor - Pressure and Support Levels - Each option variety has corresponding pressure and support levels. For example, the pressure level of crude oil was 640 and the support level was 500; the pressure level of liquefied petroleum gas was 5,200 and the support level was 3,800 [6]. 3.4 Option Factor - Implied Volatility - The implied volatility of different option varieties also differed. For example, the at - the - money implied volatility of crude oil was 33.445, and the weighted implied volatility was 36.36 with a change of - 1.17 [7]. 3.5 Strategy and Recommendations for Each Option Variety 3.5.1 Energy - related Options (Crude Oil, Liquefied Petroleum Gas) - **Crude Oil**: The US crude oil inventories increased. The market showed a short - term upward受阻and then downward trend. Implied volatility fluctuated around the mean. Recommended strategies included constructing a neutral short call + put option combination strategy and a long collar strategy for spot hedging [8]. - **Liquefied Petroleum Gas**: Factory and port inventories were at high levels. The market was short - term bearish. Implied volatility was at a relatively high historical level. Recommended strategies included constructing a short - biased call + put option combination strategy and a long collar strategy for spot hedging [10]. 3.5.2 Alcohol - related Options (Methanol, Ethylene Glycol) - **Methanol**: Production enterprise inventories and orders decreased. The market was weakly bullish with pressure. Implied volatility fluctuated around the mean. Recommended strategies included constructing a neutral short call + put option combination strategy and a long collar strategy for spot hedging [10]. - **Ethylene Glycol**: The overall operating rate was stable, but production profits were under pressure. The market was weakly bullish with pressure. Implied volatility fluctuated around the historical mean. Recommended strategies included constructing a short - volatility strategy and a long collar strategy for spot hedging [11]. 3.5.3 Polyolefin - related Options (Polypropylene, Polyvinyl Chloride, Plastic, Styrene) - **Polypropylene**: The number of maintenance production lines decreased, and production increased. The market was weakly bearish. Implied volatility was around the historical mean. Recommended strategies included a long collar strategy for spot hedging [11]. 3.5.4 Rubber - related Options (Rubber, Synthetic Rubber) - **Rubber**: Hainan's natural rubber production decreased. The market was bearish. Implied volatility decreased to around the mean after a sharp increase. Recommended strategies included constructing a neutral short call + put option combination strategy [12]. 3.5.5 Polyester - related Options (Para - xylene, PTA, Short - fiber, Bottle - chip) - **PTA**: Factory inventories continued to accumulate, and prices were under pressure. The market was slightly bullish with pressure. Implied volatility was at a relatively high level. Recommended strategies included constructing a neutral short call + put option combination strategy [13]. 3.5.6 Alkali - related Options (Caustic Soda, Soda Ash, Urea) - **Caustic Soda**: The average utilization rate of production capacity decreased slightly. The market was weakly bullish with pressure. Implied volatility was at a relatively high level. Recommended strategies included a long collar strategy for spot hedging [14]. - **Soda Ash**: Inventories continued to accumulate at a high level. The market was bearish after a sharp decline. Implied volatility was at a relatively high level. Recommended strategies included constructing a short - volatility combination strategy and a long collar strategy for spot hedging [14]. - **Urea**: Supply decreased slightly, and demand was weak. The market was bearish with fluctuations. Implied volatility was below the historical mean. Recommended strategies included constructing a short - biased call + put option combination strategy and a long collar strategy for spot hedging [15].

1. Report Industry Investment Rating - Not provided in the content 2. Core Viewpoints of the Report - The energy - chemical sector includes energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. Strategies mainly involve constructing option combination strategies dominated by sellers and spot hedging or covered strategies to enhance returns [3]. 3. Summary by Related Catalogs 3.1 Futures Market Overview - Different energy - chemical option varieties have different performance in terms of latest price, price change, price change rate, trading volume, volume change, open interest, and open interest change. For example, the latest price of crude oil (SC2509) is 528, with a price increase of 13 and a change rate of 2.49% [4]. 3.2 Option Factors - Volume and Open Interest PCR - PCR indicators are used to describe the strength of option underlying asset market conditions and turning points. For instance, the open interest PCR of crude oil is 0.56, with a change of 0.07 [5]. 3.3 Option Factors - Pressure and Support Levels - Pressure and support levels of option underlying assets can be observed from the strike prices with the largest open interest of call and put options. For example, the pressure level of crude oil is 640, and the support level is 500 [6]. 3.4 Option Factors - Implied Volatility - Implied volatility includes at - the - money implied volatility, weighted implied volatility, etc. For example, the at - the - money implied volatility of crude oil is 30.8, and the weighted implied volatility is 34.57 with a change of - 0.35 [7]. 3.5 Option Strategies and Recommendations 3.5.1 Energy - related Options (Crude Oil, LPG) - **Crude Oil**: Fundamentally, UAE port transfers are rising, but Russian shipments are tight. The market is short - term bearish. Option strategies include constructing a neutral call + put option combination strategy and a long collar strategy [8]. - **LPG**: Fundamentally, the supply is abundant, and the demand is in the off - season. The market is short - term bearish. Option strategies include constructing a bearish call + put option combination strategy and a long collar strategy [10]. 3.5.2 Alcohol - related Options (Methanol, Ethylene Glycol) - **Methanol**: Fundamentally, port and enterprise inventories are decreasing. The market is weak with pressure. Option strategies include constructing a neutral call + put option combination strategy and a long collar strategy [10]. - **Ethylene Glycol**: Fundamentally, polyester load is rising. The market is weakly bullish with pressure. Option strategies include constructing a short - volatility strategy and a long collar strategy [11]. 3.5.3 Polyolefin - related Options (Polypropylene, PVC, etc.) - **Polypropylene**: Fundamentally, PE and PP inventories have different trends. The market is weakly bearish with pressure. Option strategies include a long collar strategy [11]. 3.5.4 Rubber - related Options (Rubber, Synthetic Rubber) - **Rubber**: Fundamentally, social inventories are decreasing. The market is in a low - level consolidation. Option strategies include constructing a neutral call + put option combination strategy [12]. 3.5.5 Polyester - related Options (PX, PTA, etc.) - **PTA**: Fundamentally, the overall social inventory is increasing. The market is weakly bearish with pressure. Option strategies include constructing a neutral call + put option combination strategy [13]. 3.5.6 Alkali - related Options (Caustic Soda, Soda Ash) - **Caustic Soda**: Fundamentally, factory inventories are increasing. The market is in a high - level shock with pressure. Option strategies include a long collar strategy [14]. - **Soda Ash**: Fundamentally, inventories are accumulating at a high level. The market is in a significant decline with pressure. Option strategies include constructing a short - volatility combination strategy and a long collar strategy [14]. 3.5.7 Urea Options - Fundamentally, port inventories are increasing slightly, and enterprise inventories are decreasing. The market is in a shock under bearish pressure. Option strategies include constructing a neutral call + put option combination strategy and a long collar strategy [15].

1. Report Industry Investment Rating No relevant information provided. 2. Core View of the Report - The energy - chemical sector is mainly divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others. For each sector, option strategies and suggestions are provided for selected varieties. Option strategy reports are compiled for each option variety based on underlying market analysis, option factor research, and option strategy suggestions [9]. - Strategies focus on constructing option portfolio strategies mainly as sellers, along with spot hedging or covered strategies to enhance returns [3]. 3. Summary According to Relevant Catalogs 3.1 Futures Market Overview - Various energy - chemical futures contracts show different price movements, trading volumes, and open interest changes. For example, the latest price of crude oil (SC2509) is 516, up 10 with a 2.06% increase; the trading volume is 11.77 million lots, a decrease of 3.49 million lots, and the open interest is 3.78 million lots, a decrease of 0.22 million lots [4]. 3.2 Option Factors - Volume and Open Interest PCR - Different option varieties have different volume and open interest PCR values and their changes. For instance, the volume PCR of crude oil is 0.54, an increase of 0.06, and the open - interest PCR is 0.50, a decrease of 0.03 [5]. 3.3 Option Factors - Pressure and Support Levels - From the perspective of the maximum open interest of call and put options, the pressure and support levels of option underlyings are determined. For example, the pressure level of crude oil is 640, and the support level is 500 [6]. 3.4 Option Factors - Implied Volatility - Different option varieties have different implied volatility values, including at - the - money implied volatility, weighted implied volatility, and their changes. For example, the at - the - money implied volatility of crude oil is 29.605%, and the weighted implied volatility is 34.92%, a decrease of 0.30% [7]. 3.5 Option Strategies and Suggestions 3.5.1 Energy - related Options - **Crude Oil**: The fundamental situation shows that the UAE port transfer increase implies Iran's return to global supply, while Russia's shipments remain tight. The market is short - term weak. Implied volatility fluctuates around the mean, and the open - interest PCR below 0.60 indicates increasing short - side strength. Strategies include constructing a neutral call + put option selling combination for volatility, and a long collar strategy for spot hedging [8]. - **LPG**: The fundamental situation is that the supply is abundant, and the market is short - term bearish. Implied volatility remains at a relatively high historical level, and the open - interest PCR below 0.60 indicates strong short - side strength. Strategies include constructing a bearish call + put option selling combination for volatility, and a long collar strategy for spot hedging [10]. 3.5.2 Alcohol - related Options - **Methanol**: The port and enterprise inventories are decreasing, and the market is weak with pressure. Implied volatility first rises to a high level and then falls, and the open - interest PCR below 0.80 indicates a weak - oscillating market. Strategies include constructing a neutral call + put option selling combination for volatility, and a long collar strategy for spot hedging [10]. - **Ethylene Glycol**: The polyester load is rising, and the market is weakly bullish with pressure. Implied volatility fluctuates above the historical mean, and the open - interest PCR around 0.90 indicates an oscillating market. Strategies include constructing a volatility - selling strategy for time - value gain, and a long collar strategy for spot hedging [11]. 3.5.3 Polyolefin - related Options - **Polypropylene**: The inventory situation shows mixed trends, and the market is weak with short - side pressure. Implied volatility fluctuates around the historical mean, and the open - interest PCR below 0.80 indicates a weakening market. Strategies include a long collar strategy for spot hedging [11]. 3.5.4 Rubber - related Options - **Rubber**: The social inventory is decreasing, and the market is in a low - level consolidation. Implied volatility rapidly rises to a high historical level, and the open - interest PCR below 0.60 indicates short - side strength. Strategies include constructing a neutral call + put option selling combination for volatility [12]. 3.5.5 Polyester - related Options - **PTA**: The inventory is increasing, and the market is weak with pressure. Implied volatility fluctuates at a relatively high mean level, and the open - interest PCR below 0.80 indicates a weakening market. Strategies include constructing a neutral call + put option selling combination for volatility [13]. 3.5.6 Alkali - related Options - **Caustic Soda**: The inventory is increasing, and the market is falling back with pressure. Implied volatility first rises rapidly and then drops significantly, remaining at a high level. The open - interest PCR below 0.80 indicates a weakening market. Strategies include a long collar strategy for spot hedging [14]. - **Soda Ash**: The inventory is at a high level and increasing, and the market is falling back with pressure. Implied volatility first rises rapidly and then drops significantly, remaining at a high level. The open - interest PCR below 0.60 indicates strong short - side pressure. Strategies include constructing a volatility - selling combination for volatility gain, and a long collar strategy for spot hedging [14]. 3.5.7 Urea Options - The port inventory is increasing slightly, and the enterprise inventory is decreasing with a slowing slope. The market oscillates under short - side pressure. Implied volatility fluctuates slightly below the historical mean, and the open - interest PCR below 0.80 indicates a weakening market. Strategies include constructing a neutral call + put option selling combination for volatility, and a long collar strategy for spot hedging [15].

1. Report Industry Investment Rating - Not provided in the given content 2. Core Viewpoints of the Report - The energy - chemical sector is divided into energy, alcohols, polyolefins, rubber, polyesters, alkalis, and others [9]. - For each selected option variety, the report provides analysis of the underlying market, option factor research, and option strategy recommendations [9]. - Overall, it is recommended to construct option portfolio strategies mainly as sellers, along with spot hedging or covered strategies to enhance returns [3]. 3. Summary by Relevant Catalogs 3.1 Futures Market Overview - The latest prices of various energy - chemical option underlying futures contracts are presented, along with their price changes, price change percentages, trading volumes, volume changes, open interests, and open interest changes. For example, the latest price of crude oil SC2509 is 502, down 7 (-1.32%), with a trading volume of 15.26 million lots and an open interest of 4.00 million lots [4]. 3.2 Option Factors 3.2.1 Volume and Open Interest PCR - Volume PCR and open interest PCR for different option varieties are given, which can be used to analyze the strength of the market and the turning points of the underlying assets. For example, the volume PCR of crude oil is 0.48, and the open interest PCR is 0.53 [5]. 3.2.2 Pressure and Support Levels - Pressure and support levels for each option variety are determined from the exercise prices with the maximum open interest of call and put options. For example, the pressure level of crude oil is 640, and the support level is 500 [6]. 3.2.3 Implied Volatility - Implied volatility data for different option varieties are provided, including at - the - money implied volatility, weighted implied volatility, call implied volatility, put implied volatility, and the difference between implied and historical volatility. For example, the at - the - money implied volatility of crude oil is 29.53% [7]. 3.3 Option Strategies and Recommendations 3.3.1 Energy - related Options - **Crude Oil**: The short - term market is weak. It is recommended to construct a neutral short call + put option combination strategy and a long collar strategy for spot hedging [8]. - **LPG**: The short - term market is bearish. It is recommended to construct a bearish short call + put option combination strategy and a long collar strategy for spot hedging [10]. 3.3.2 Alcohol - related Options - **Methanol**: The market is weak with resistance above. It is recommended to construct a neutral short call + put option combination strategy and a long collar strategy for spot hedging [10]. - **Ethylene Glycol**: The market is weakly bullish with resistance above. It is recommended to construct a short - volatility strategy and a long collar strategy for spot hedging [11]. 3.3.3 Polyolefin - related Options - For polyolefins such as polypropylene, it is recommended to hold a long spot position + buy an at - the - money put option + sell an out - of - the - money call option for spot hedging [11]. 3.3.4 Rubber - related Options - **Rubber**: The market is in a low - level consolidation. It is recommended to construct a neutral short call + put option combination strategy [12]. 3.3.5 Polyester - related Options - For polyester options such as PTA, it is recommended to construct a neutral short call + put option combination strategy [13]. 3.3.6 Alkali - related Options - **Caustic Soda**: The market has resistance above and is in a downward trend. It is recommended to use a long collar strategy for spot hedging [14]. - **Soda Ash**: The market has resistance above and is in a significant decline. It is recommended to construct a short - volatility combination strategy and a long collar strategy for spot hedging [14]. 3.3.7 Urea Options - The market is in a range - bound under bearish pressure. It is recommended to construct a neutral short call + put option combination strategy and a long collar strategy for spot hedging [15].

1. Report Industry Investment Rating - Not provided in the document 2. Core Viewpoints of the Report - The energy - chemical sector includes energy, alcohols, polyolefins, rubber, polyesters, alkalis, etc. [9] - For each sub - sector, options strategies are formulated based on fundamental analysis, market trend analysis, and option factor research of underlying assets [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 Relevant Catalogs 3.1 Futures Market Overview - The latest prices, price changes, trading volumes, and open interest changes of various energy - chemical futures contracts are presented, such as the latest price of crude oil SC2509 is 509, down 6 with a decline of 1.20% [4] 3.2 Option Factors 3.2.1 Volume - to - Open - Interest PCR - The volume - to - open - interest PCR of various energy - chemical options is provided, which reflects the strength of the underlying asset's market and the turning point of the market trend. For example, the volume PCR of crude oil options is 0.49, with a change of - 0.00 [5] 3.2.2 Pressure and Support Levels - The pressure and support levels of various energy - chemical options are analyzed from the perspective of the strike prices with the largest open interest of call and put options. For example, the pressure level of crude oil options is 640, and the support level is 500 [6] 3.2.3 Implied Volatility - The implied volatility of various energy - chemical options is presented, including at - the - money implied volatility, weighted implied volatility, and the difference between implied and historical volatility. For example, the at - the - money implied volatility of crude oil options is 27, and the weighted implied volatility is 31.12 [7] 3.3 Strategies and Recommendations 3.3.1 Energy - related Options (Crude Oil, LPG) - **Crude Oil**: OPEC + increases supply, and the US supply rebounds with oil prices. The short - term market is weak. Implied volatility fluctuates around the average, and the short - selling power increases. Strategies include constructing a neutral call + put option selling combination and a long collar strategy for spot hedging [8] - **LPG**: The futures price is weak, and the demand side has potential risks. The short - term market is bearish. Implied volatility fluctuates around the historical average, and the short - selling power increases. Strategies include constructing a bearish call + put option selling combination and a long collar strategy for spot hedging [10] 3.3.2 Alcohol - related Options (Methanol, Ethylene Glycol) - **Methanol**: Port inventory increases, and the market shows a weak rebound. Implied volatility is below the historical average, and the market is in a weak shock. Strategies include constructing a neutral call + put option selling combination and a long collar strategy for spot hedging [10] - **Ethylene Glycol**: Port inventory decreases in the short term, and the market shows a narrow - range shock. Implied volatility fluctuates around the historical average, and the market is in a shock. Strategies include constructing a short - volatility strategy and a long collar strategy for spot hedging [11] 3.3.3 Polyolefin - related Options (Polypropylene, PVC, Plastic, Styrene) - **Polypropylene**: The inventory of traders decreases, and the market is weak. Implied volatility fluctuates around the historical average, and the market weakens. Strategies include a long collar strategy for spot hedging [11] 3.3.4 Rubber - related Options - **Rubber**: The production of synthetic rubber and butadiene rubber increases. The market shows a low - level consolidation. Implied volatility fluctuates around the average, and the short - selling power increases. Strategies include constructing a neutral call + put option selling combination [12] 3.3.5 Polyester - related Options (PX, PTA, Short - fiber, Bottle - chip) - **PTA**: The load is stable, and the market is weak. Implied volatility fluctuates around the average, and the market weakens. Strategies include constructing a neutral call + put option selling combination [12] 3.3.6 Alkali - related Options (Caustic Soda, Soda Ash) - **Caustic Soda**: The average utilization rate of production capacity decreases slightly, and the market shows a short - term upward trend. Implied volatility fluctuates around the average. Strategies include a long collar strategy for spot hedging [13] - **Soda Ash**: The inventory is at a historical high, and the market shows a short - term upward trend. Implied volatility fluctuates around the historical average, and the market is in a weak shock. Strategies include constructing a neutral call + put option selling combination and a long collar strategy for spot hedging [13] 3.3.7 Urea Options - The port inventory increases, and the market shows a shock under bearish pressure. Implied volatility fluctuates slightly below the historical average, and the market weakens. Strategies include constructing a neutral call + put option selling combination and a long collar strategy for spot hedging [14]

Report Industry Investment Ratings No relevant content provided. Core Views - Crude oil: Short - term prices are expected to fluctuate narrowly, with Brent in the range of 68 - 70 USD/barrel. Medium - term outlook is bearish due to expected oversupply after the 4th quarter [2]. - Asphalt: The unilateral price is expected to oscillate at a high level, and the cracking spread is expected to be strong. The BU main contract is expected to trade between 3500 - 3650 [5]. - LPG: The PG price is expected to be weak due to sufficient supply and low downstream purchasing enthusiasm [9]. - Natural gas: US natural gas prices are expected to rise, while European natural gas prices are expected to oscillate [9][10]. - Fuel oil: High - sulfur fuel oil has some demand support, but the supply of low - sulfur fuel oil is increasing. It is recommended to wait and see [11]. - PX: Expected to follow the cost side and oscillate in the short term [13]. - PTA: Expected to oscillate and consolidate, with attention to device changes [14]. - Ethylene glycol: Supply is gradually returning, putting pressure on prices, and expected to oscillate and consolidate [17]. - Short - fiber: Processing fees are expected to be strongly supported, and it is expected to oscillate and consolidate [19]. - PET bottle chips: Expected to follow the raw material side and oscillate and consolidate [23]. - Styrene: Expected to oscillate in the short term due to supply and demand changes [27]. - PVC: In the second half of the year, it is in a pattern of oversupply, and prices are expected to be bearish in the medium and short term [30]. - Caustic soda: Short - term prices are expected to oscillate weakly [30]. - Plastic and PP: Fundamental is weak, and prices are expected to be bearish in the medium and short term [32]. - Glass: Short - term focus on production and sales, medium - term focus on cost reduction and plant cold - repair [35]. - Soda ash: Prices are expected to be strong in the short term, with attention to policy trends [38]. - Methanol: Expected to oscillate weakly in the short term, with attention to the evolution of the Middle East situation [39]. - Urea: Expected to be weak in the short term, with attention to export policies [43]. - Corrugated paper: Overall in a weak pattern, with some price increases expected [44]. - Offset paper: In a situation of weak supply and demand, prices are expected to be stable [45]. - Logs: It is recommended to wait and see for the near - month contract, and pay attention to the 9 - 11 reverse spread [48]. - Natural rubber and 20 - number rubber: Wait and see for the RU and NR main contracts; hold the RU2509 - NR2509 spread [52]. - Butadiene rubber: Try shorting the BR main contract opportunistically [55]. - Pulp: Try shorting a small amount of the SP main contract [57]. Summaries by Related Catalogs Crude Oil - Market Review: WTI2508 closed at 66.38 USD/barrel, down 0.14 USD/barrel (- 0.21%); Brent2509 closed at 68.52 USD/barrel, down 0.19 USD/barrel (- 0.28%); SC main contract 2509 closed at 507 CNY/barrel [1]. - Related News: Trump's attitude towards Powell affected the market; the Fed's economic report indicated cost pressure; EIA data showed changes in US oil inventories and production [1]. - Trading Strategy: Unilateral - narrow - range oscillation; arbitrage - gasoline and diesel cracking spreads are stable; options - wait and see [2]. Asphalt - Market Review: BU2509 closed at 3612 points (- 0.14%) at night; BU2512 closed at 3433 points (- 0.17%) at night [3]. - Related News: Prices in different regions showed different trends, affected by factors such as demand and supply [3][4]. - Trading Strategy: Unilateral - high - level oscillation; arbitrage - asphalt - crude oil spread is strong; options - wait and see [6]. LPG - Market Review: PG2508 closed at 4072 (- 0.88%) at night; PG2509 closed at 3988 (- 0.77%) at night [6]. - Related News: Prices in different regions had different trends [6][7]. - Trading Strategy: Unilateral - weak operation [9]. Natural Gas - Market Review: TTF closed at 34.809 (+ 1.06%), HH closed at 3.551 (+ 0.79%), JKM closed at 12.475 (+ 1.42%) [9]. - Related News: US natural gas inventory increased, supply and demand changed [9]. - Trading Strategy: HH unilateral - buy on dips; TTF unilateral - oscillate [10]. Fuel Oil - Market Review: FU09 closed at 2855 (- 0.56%) at night; LU09 closed at 3568 (- 2.22%) at night [10]. - Related News: Changes in fuel oil inventories and trading volume [11]. - Trading Strategy: Unilateral - wait and see; arbitrage - wait and see [12]. PX - Market Review: PX2509 main contract closed at 6716 (+ 28/+ 0.42%), and 6684 (- 32/- 0.48%) at night [12]. - Related News: Decline in polyester sales [13]. - Trading Strategy: Unilateral - oscillate and consolidate; arbitrage - wait and see; options - wait and see [13]. PTA - Market Review: TA509 main contract closed at 4706 (+ 10/+ 0.21%), and 4696 (- 10/- 0.21%) at night [13]. - Related News: Decline in polyester sales [14]. - Trading Strategy: Unilateral - oscillate and consolidate; arbitrage - wait and see; options - wait and see [16]. Ethylene Glycol - Market Review: EG2509 main contract closed at 4351 (+ 29+0.67%), and 4349 (- 2/- 0.05%) at night [16]. - Related News: Decline in polyester sales, equipment shutdown [16]. - Trading Strategy: Unilateral - oscillate and consolidate; arbitrage - wait and see; options - wait and see [18]. Short - fiber - Market Review: PF2508 main contract closed at 6356 (- 12/- 0.19%) during the day, and 6338 (- 18/- 0.28%) at night [19]. - Related News: Decline in polyester sales [19]. - Trading Strategy: Unilateral - oscillate and consolidate; arbitrage - wait and see; options - wait and see [21]. PET Bottle Chips - Market Review: PR2509 main contract closed at 5886 (+ 16/+ 0.27%), and 5876 (- 10/- 0.17%) at night [20]. - Related News: Stable factory quotes, average market transactions [23]. - Trading Strategy: Unilateral - oscillate and consolidate; arbitrage - wait and see; options - wait and see [24]. Styrene - Market Review: BZ2503 main contract closed at 6166 (+ 22/+ 0.36%) during the day, and 6151 (- 15/- 0.24%) at night; EB2508 main contract closed at 7343 (+ 3/+ 0.04%) during the day, and 7304 (- 39/- 0.53%) at night [24]. - Related News: Changes in port inventories, equipment shutdown [24]. - Trading Strategy: Unilateral - oscillate and consolidate; arbitrage - wait and see; options - wait and see [27]. PVC and Caustic Soda - Market Review: PVC prices declined, and caustic soda prices were stable [27][30]. - Related News: Changes in PVC and caustic soda inventories, new device production expectations [30]. - Trading Strategy: PVC - bearish in the medium and short term; caustic soda - oscillate weakly in the short term; arbitrage - wait and see; options - wait and see [31]. Plastic and PP - Market Review: LLDPE prices declined in some regions, and PP prices had slight changes [32]. - Related News: Changes in maintenance ratios [32]. - Trading Strategy: Unilateral - bearish in the medium and short term; arbitrage - wait and see; options - wait and see [33]. Glass - Market Review: Glass futures 09 contract closed at 1070 CNY/ton (- 1/- 0.09%), and 1078 CNY/ton (+ 8/+ 0.75%) at night [34]. - Related News: Market conditions in different regions, changes in deep - processing orders [34]. - Trading Strategy: Unilateral - pay attention to logical conversion; arbitrage - wait and see; options - wait and see [36]. Soda Ash - Market Review: Soda ash futures 09 contract closed at 1208 CNY/ton (- 6/- 0.5%), and 1215 CNY/ton (+ 7/+ 0.6%) at night [37]. - Related News: Equipment operation, price trends [38]. - Trading Strategy: Unilateral - prices are expected to be strong, pay attention to policy trends; arbitrage - wait and see; options - wait and see [38]. Methanol - Market Review: Methanol futures closed at 2362 (- 14/- 0.59%) at night [39]. - Related News: Changes in production enterprise signing volume [39]. - Trading Strategy: Unilateral - oscillate weakly in the short term; arbitrage - wait and see; options - wait and see [40]. Urea - Market Review: Urea futures oscillated and closed at 1733 (+ 2/+ 0.12%) [40]. - Related News: Changes in production and inventory, new Indian tender prices [43]. - Trading Strategy: Unilateral - oscillate weakly in the short term; arbitrage - wait and see; options - sell call options on rebounds [44]. Corrugated Paper - Related News: Market prices were stable with some increases, cost and demand situations [44]. - Trading Strategy: No trading strategy provided. Offset Paper - Related News: Market prices were stable, supply and demand situations [45]. - Trading Strategy: No trading strategy provided. Logs - Related News: Price changes, project funds, and market conditions [47]. - Trading Strategy: Unilateral - wait and see for the near - month contract; arbitrage - pay attention to the 9 - 11 reverse spread; options - wait and see [49]. Natural Rubber and 20 - number Rubber - Market Review: RU main 09 contract closed at 14525 (+ 25/+ 0.17%); NR main 09 contract closed at 12485 (- 5/- 0.04%) [49]. - Related News: Changes in export and consumption data [51]. - Trading Strategy: Unilateral - wait and see for RU and NR main contracts; arbitrage - hold the RU2509 - NR2509 spread; options - wait and see [52]. Butadiene Rubber - Market Review: BR main 09 contract closed at 11405 (- 45/- 0.39%) [53]. - Related News: Changes in production and shipping index [55]. - Trading Strategy: Unilateral - try shorting the BR main contract opportunistically; arbitrage - wait and see; options - wait and see [55]. Pulp - Market Review: SP main 09 contract closed at 5242, unchanged from the previous day [55]. - Related News: New product launch by Starbucks [56]. - Trading Strategy: Unilateral - try shorting a small amount of the SP main contract; arbitrage - wait and see; options - wait and see [57].