1. Report Industry Investment Rating There is no information about the report industry investment rating in the provided content. 2. Core Viewpoints of the Report - 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 options variety has an options strategy report written according to the underlying market analysis, options factor research, and options strategy suggestions [9]. - The overall strategy is to construct an options portfolio strategy mainly based on sellers, as well as spot hedging or covered strategies to enhance returns [3]. 3. Summary According to Relevant Catalogs 3.1 Futures Market Overview - The report provides the latest prices, price changes, price change percentages, trading volumes, volume changes, open interests, and open interest changes of multiple energy - chemical option underlying futures contracts, including crude oil, liquefied petroleum gas (LPG), methanol, ethylene glycol, etc. [4] 3.2 Options Factors 3.2.1 Volume - to - Open - Interest PCR - The report presents the volume - to - open - interest PCR data of various options varieties, including trading volume, volume change, open interest, open interest change, volume PCR, volume PCR change, open interest PCR, and open interest PCR change, which are used to describe the strength of the options underlying market and the turning point of the underlying market [5]. 3.2.2 Pressure and Support Levels - The report shows the pressure points, pressure point offsets, support points, support point offsets, maximum call option positions, and maximum put option positions of various options varieties from the perspective of options factors, which can be used to analyze the pressure and support levels of the underlying options [6]. 3.2.3 Implied Volatility - The report provides 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 of various options varieties [7]. 3.3 Options Strategies and Suggestions 3.3.1 Energy - Related Options - **Crude Oil**: The fundamental situation is that the demand of US refineries has stabilized and rebounded. During the recent oil price decline, shale oil production slightly decreased, and refineries increased the diesel output rate due to arbitrage demand. The overall on - balance - sheet inventory remains healthy. OPEC's short - term supply is flat, Libya's exports have quickly recovered, and CPC Terminal's exports remain weak. Russia's exports are not hindered. In the Middle East, satellite data shows that Kuwait's refinery resumed operations earlier than expected, which weakened the strong support for low - sulfur fuel oil. The price trend shows short - term weak fluctuations in August, continued weakness and a bearish trend in September followed by a gradual rebound, a sharp decline and then a rebound in October, and a continued shock followed by a rebound and then a sharp decline in November. The implied volatility of crude oil options fluctuates above the average level. The options open interest PCR is below 0.80, indicating a weak market. The pressure level is 540 and the support level is 430. Suggested strategies include constructing a bearish spread strategy of put options, a short - biased call + put options combination strategy, and a long collar strategy for spot hedging [8]. - **LPG**: The US propane inventory is starting to decline but remains at a historically high level. The cost - end crude oil is under pressure from oversupply on one hand and is disturbed by geopolitical issues on the other hand. The LPG price fluctuated between $62 - 66 this week with frequent ups and downs. The price trend shows a sharp decline in September, a rebound and then a slight shock in October, and a continued bullish trend in November, showing a market situation of an oversold rebound with pressure above. The implied volatility of LPG options has dropped significantly to near the lower - than - average level. The options open interest PCR is around 0.80, indicating a weak market. The pressure level is 4500 and the support level is 4150. Suggested strategies include a short - biased call + put options combination strategy and a long collar strategy for spot hedging [10]. 3.3.2 Alcohol - Related Options - **Methanol**: The port inventory is 136.35 tons, a decrease of 11.58 tons compared to the previous period. The market sentiment has improved, and the inventory is accelerating to be depleted due to a decrease in arrivals. The enterprise inventory is 37.37 tons, an increase of 1.5 tons compared to the previous period, and at a low level compared to the same period last year. The enterprise's pending orders are 23.07 tons, a decrease of 1.56 tons compared to the previous period. The price trend shows a weakening and bearish trend since August, a rebound after a low - level consolidation in September, a continued weak and bearish trend since October, and a decline followed by an increase in November, showing a situation of an oversold rebound with pressure above. The implied volatility of methanol options fluctuates around the historical average level. The options open interest PCR is below 0.60, indicating a weak and volatile market. The pressure level is 2300 and the support level is 2000. Suggested strategies include a bearish spread strategy of put options, a short - biased call + put options combination strategy, and a long collar strategy for spot hedging [10]. - **Ethylene Glycol**: The port inventory is 73.2 tons, unchanged from the previous period. The downstream factory inventory days are 15 days, an increase of 2.2 days compared to the previous period. In the short term, the arrival volume decreased last week, the departure volume is moderately low, and the expected inventory accumulation speed of the port has slowed down. There are more unexpected maintenance of domestic plants, and the expected arrival volume from overseas in December is expected to decrease, which has improved the expected balance sheet of ethylene glycol. The price trend shows a slight weak consolidation in August, a continued weak and bearish trend since September, a weak and bearish decline in October, and a low - level weak shock in November, showing a weak market situation with pressure above. The implied volatility of ethylene glycol options fluctuates around the lower - than - average level. The options open interest PCR is below 0.70, indicating strong short - selling power. The pressure level is 4500 and the support level is 3500. Suggested strategies include a bearish spread strategy of put options, a short - volatility strategy, and a long collar strategy for spot hedging [11]. 3.3.3 Polyolefin - Related Options - **Polypropylene**: The PE production enterprise inventory is 45.4 tons, a decrease of 9.80% compared to the previous period and an increase of 9.77% compared to the same period last year. The PE trader inventory is 4.71 tons, a decrease of 6.60% compared to the previous period. The PP production enterprise inventory is 54.63 tons, a decrease of 8.00% compared to the previous period and an increase of 15.79% compared to the same period last year. The PP trader inventory is 20.05 tons, a decrease of 6.04% compared to the previous period. The PP port inventory is 6.53 tons, a decrease of 0.76% compared to the previous period. The price trend shows a weak and slight fluctuation in August, a continued weak and bearish trend in September, an accelerated decline followed by a low - level shock in October, and a low - level weak consolidation followed by a rebound in November, showing a weak market situation with short - selling pressure above. The implied volatility of polypropylene options has dropped to around the average level. The options open interest PCR is around 0.70, indicating a weakening market. The pressure level is 7000 and the support level is 6300. Suggested strategies include a bearish spread strategy of put options and a long collar strategy for spot hedging [11]. 3.3.4 Rubber - Related Options - **Rubber**: It is expected that 10 - 11 tons of rubber warehouse receipts will expire and be delivered in mid - January, and the rubber inventory and warehouse receipts in the exchange will significantly decrease, with a low inventory level. The price trend shows a recovery and then a range - bound consolidation in August, a continued weak and bearish trend since September, a continued low - level consolidation in October, and a slight range - bound consolidation in November, showing a weak consolidation market situation with support below and pressure above. The implied volatility of rubber options has risen sharply and then dropped to near the lower - than - average level. The options open interest PCR is below 0.60. The pressure level has dropped significantly to 16000 and the support level is 15000. Suggested strategies include a short - neutral call + put options combination strategy [12]. 3.3.5 Polyester - Related Options - **PTA**: As of November 21, the overall social inventory of PTA (excluding credit warehouse receipts) is 223 tons, a decrease of 3.3 tons compared to the previous period. The downstream load remains at a high level, and the expected maintenance volume of PTA in November is expected to increase, and it is expected to enter a phased inventory - depletion stage. The price trend shows a decline followed by a slight consolidation and then a rapid rebound, a continued weak and bearish trend in September, a decline followed by an increase and then a slight shock in October, and a gradual rebound and recovery in November, showing a rebound and recovery market situation with pressure above. The implied volatility of PTA options fluctuates at a higher - than - average level. The options open interest PCR is around 0.70, indicating a volatile market. The pressure level is 4700 and the support level is 4300. Suggested strategies include a short - neutral call + put options combination strategy [12]. 3.3.6 Alkali - Related Options - **Caustic Soda**: By the end of the month, the supply is sufficient. The downstream alumina market has generally low enthusiasm for entering the market recently, and the market is still in a stalemate, with most purchases of caustic soda on an as - needed basis. It is expected that the alumina market will show a weakening and fluctuating trend in the later period. In addition, data shows that the cumulative export volume from January to October 2025 is 2944386.820 tons, a year - on - year increase of 41.93%. The cumulative import volume from January to October 2025 is 338.803 tons, a year - on - year decrease of 94.57%. The price trend shows a rapid decline followed by a short - term bullish upward movement and then a high - level shock in August, a continuous decline since September, an accelerated decline in October, and a low - level weak and bearish trend in November, showing a weak and bearish market situation with pressure above recently. The implied volatility of caustic soda options fluctuates at a relatively high level. The options open interest PCR is below 0.60, indicating a weak market. The pressure level is 3000 and the support level is 2200. Suggested strategies include a bearish spread strategy and a long collar strategy for spot hedging [13]. - **Soda Ash**: As of November 28, 2025, the in - factory inventory of soda ash is 158.74 tons, a decrease of 5.70 tons compared to the previous period. The available inventory days are 13.16 days, a decrease of 0.47 days compared to the previous period. The in - factory inventory of heavy soda ash is 84.68 yuan/ton, a decrease of 4.05 yuan/ton compared to the previous period. The in - factory inventory of light soda ash is 74.06 yuan/ton, a decrease of 1.65 yuan/ton compared to the previous period. The price trend shows a continued weak consolidation since August, a low - level slight fluctuation and a weak trend in September, a continued weak trend in October, and a low - level weak shock in November, showing a low - level weak shock market situation with pressure above and support below. The implied volatility of soda ash options fluctuates at a relatively high historical level. The options open interest PCR is below 0.60, indicating strong short - selling pressure. The pressure level is 1860 and the support level is 1100. Suggested strategies include a bearish spread strategy, a short - volatility combination strategy, and a long collar strategy for spot hedging [13]. 3.3.7 Other Options - **Urea**: The enterprise inventory is 143.72 tons, a decrease of 4.64 tons compared to the previous period. The domestic reserve demand and export preparation have driven the depletion of enterprise inventory. The port inventory is 10 tons, unchanged from the previous period, and it is expected that the port collection will gradually increase in the future. The price trend shows a wide - range and large - amplitude fluctuation in August, a gradual weakening in September, a low - level weak shock in October, and a gradual rebound and recovery in November, showing a low - level shock and then a gradual rebound market situation. The implied volatility of urea options fluctuates slightly around the historical average level. The options open interest PCR is below 0.60, indicating strong short - selling pressure. The pressure level is 1800 and the support level is 1600. Suggested strategies include a short - bullish call + put options combination strategy and a long collar strategy for spot hedging [14].