大炼化周报：长丝价格继续下跌，库存增加-20250706

1. Report Investment Rating Information - The report does not explicitly mention the investment rating for the industry [158] 2. Core Viewpoints - The report provides a comprehensive analysis of the large refining and chemical industry in the current week, covering various aspects such as project spreads, polyester, refining, and chemical sectors, and presents detailed data on prices, profits, inventories, and operating rates [2] 3. Summary by Directory 3.1 Big Refining Weekly Data Briefing 3.1.1 Stock Price and Market Value - The report tracks the stock price changes of 6 major private refining companies in the past week, month, quarter, year, and from the beginning of 2025 to date, and provides profit forecasts and related financial indicators such as market value, net profit attributable to shareholders, and price - earnings ratios [8] 3.1.2 Oil Price and Refining Spreads - International crude oil prices (Brent and WTI) have declined, with Brent at $68.0/barrel (down $1.2, -1.8% week - on - week) and WTI at $66.0/barrel (down $0.5, -0.8% week - on - week) - The spread of domestic refining projects is 2,673 yuan/ton, unchanged week - on - week; the spread of foreign refining projects is 1,124 yuan/ton, down 117 yuan/ton (-9% week - on - week) [8] 3.1.3 Polyester Sector - Product Prices and Profits: POY, FDY, and DTY prices have decreased, with POY at 6,989 yuan/ton (down 186 yuan/ton), FDY at 7,250 yuan/ton (down 229 yuan/ton), and DTY at 8,268 yuan/ton (down 161 yuan/ton). POY and DTY profits have increased, while FDY profits have decreased - Inventory and Operating Rates: POY, FDY, and DTY inventories have increased, with POY at 21.7 days (up 4.5 days), FDY at 22.4 days (up 3.5 days), and DTY at 28.6 days (up 3.3 days). The filament operating rate is 90.9% (up 0.4 percentage points), the loom operating rate is 58.1% (down 0.9 percentage points), the raw material inventory of weaving enterprises is 10.4 days (down 1.1 days), and the finished product inventory is 28.0 days (up 0.8 days) [2][9] 3.1.4 Refining Sector - Domestic gasoline, diesel, and jet fuel prices have declined; in the US, gasoline prices have declined, while diesel and jet fuel prices have increased [2] 3.1.5 Chemical Sector - The average price of PX is $861.7/ton (down $13.4 week - on - week), the spread to crude oil is $365.2/ton (down $4.4 week - on - week), and the PX operating rate is 84.6% (down 1.8 percentage points) [2] 3.2 Big Refining Weekly Report 3.2.1 Big Refining Index and Project Spread Trends - The report may analyze the trends of the big refining index and the spreads of domestic and foreign refining projects, but specific data and analysis are not detailed in the provided text [12] 3.2.2 Polyester Sector - Covers various aspects such as the prices and spreads of raw materials (crude oil, PX, MEG, PTA), the prices and profits of polyester products (filaments, short fibers, bottle chips), inventory levels, and operating rates [23] 3.2.3 Refining Sector - Analyzes the prices and spreads of domestic and foreign refined oil products (gasoline, diesel, jet fuel) and their relationships with crude oil prices [80] 3.2.4 Chemical Sector - Analyzes the prices and spreads of various chemical products (polyethylene, polypropylene, EVA, etc.) and their relationships with crude oil prices [136]