Soochow Securities·2025-11-02 11:30Report Information - Report Title: Big Refining Weekly Report: PTA Industry Development Symposium Held, Pay Attention to the Advancement of Anti-Involution in the Chemical Industry [1] - Report Date: November 2, 2025 [1] - Analysts: Chen Shuxian, Zhou Shaowen [1] Industry Investment Rating - Not provided in the given content Core Viewpoints - The report provides a comprehensive analysis of the big refining industry, including the performance of key refining projects, the polyester, refining, and chemical sectors, and the market performance of related listed companies [2] Summary by Directory 1. Big Refining Weekly Data Briefing - Price and Spread Data: Domestic key big refining project spread is 2,450 yuan/ton, down 90 yuan/ton (down 4%) week-on-week; foreign key big refining project spread is 1,302 yuan/ton, up 79 yuan/ton (up 6%) week-on-week [2] - Polyester Sector: POY/FDY/DTY industry average prices are 6,429/6,679/7,779 yuan/ton, up 21/61/46 yuan/ton respectively; POY/FDY/DTY industry weekly average profits are -17/-116/17 yuan/ton, down 88/62/72 yuan/ton respectively; POY/FDY/DTY industry inventories are 8.5/18.3/24.5 days, down 3.3/3.6/5.0 days respectively; filament开工率 is 90.9%, down 0.1 pct; downstream loom开工率 is 69.0%, up 2.6 pct; weaving enterprise raw material inventory is 14.0 days, up 2.9 days; weaving enterprise finished product inventory is 23.0 days, down 1.1 days [2] - Refining Sector: Domestic refined oil: gasoline/diesel prices declined this week; US refined oil: US gasoline/diesel/aviation kerosene prices rose this week [2] - Chemical Sector: This week's PX average price is 820.7 US dollars/ton, up 26.3 US dollars/ton; the spread to crude oil is 344.9 US dollars/ton, up 8.2 US dollars/ton; PX开工率 is 87.1%, up 0.8 pct [2] - Related Listed Companies: Private big refining & polyester filament: Hengli Petrochemical, Rongsheng Petrochemical, Hengyi Petrochemical, Tongkun Co., Ltd., Xin凤鸣 [2] 2. Big Refining Weekly Report 2.1 Big Refining Index and Project Spread Trends - Market Performance Comparison: The report presents the price trends and spreads of domestic and foreign big refining projects, as well as the market performance of six private big refining companies compared to the Shanghai and Shenzhen 300 Index, the petroleum and petrochemical index, and the Brent crude oil price [13][15][17] 2.2 Polyester Sector - Price and Profit Analysis: The report analyzes the prices, spreads, and profits of various polyester products, including PX, PTA, MEG, POY, FDY, DTY, polyester staple fiber, and polyester bottle chips, as well as their relationships with raw material prices and inventories [23][24][35] - 开工率 and Inventory Analysis: It also examines the开工率 and inventory levels of polyester products and their downstream industries, such as looms, and analyzes the seasonal distribution of polyester filament production and sales rates [30][42][56] 2.3 Refining Sector - Domestic Refined Oil: The report analyzes the prices and spreads of domestic gasoline, diesel, and aviation kerosene compared to crude oil prices [78][80][87] - US Refined Oil: It also examines the prices and spreads of US gasoline, diesel, and aviation kerosene compared to crude oil prices [92][94][101] - European Refined Oil: The report analyzes the prices and spreads of European gasoline, diesel, and aviation kerosene compared to crude oil prices [106][108][114] - Singapore Refined Oil: It also examines the prices and spreads of Singapore gasoline, diesel, and aviation kerosene compared to crude oil prices [118][120][126] 2.4 Chemical Sector - Price and Spread Analysis: The report analyzes the prices and spreads of various chemical products, including polyethylene, polypropylene, EVA, styrene, acrylonitrile, PC, MMA, etc., compared to crude oil prices [132][141]