纯苯：供应有减量，短期正套为主

Report Summary 1. Report Industry Investment Rating - Not provided in the given content 2. Core Viewpoint - The supply of pure benzene has decreased, and short - term positive spreads are the main strategy [1] 3. Summary by Relevant Contents Fundamental Tracking - Futures prices: BZ2603 decreased from 5763 to 5734 (-29), BZ2604 decreased from 5749 to 5706 (-43), BZ2605 increased from 5701 to 5706 (5) [1] - Spread data: BZ2603 - BZ2604 increased from 14 to 28 (14), BZ2604 - BZ2605 decreased from 48 to 0 (-48) [1] - Paper prices: N + 1 decreased from 5695 to 5620 (-75), N + 2 decreased from 5695 to 5615 (-80) [1] - Inventory data: Pure benzene East China port inventory decreased from 10.6 to 9.1 (-1.5), styrene East China port inventory decreased from 114420 to 94135 (-20285) [1] - Price differences: Shandong pure benzene price decreased from 5646 to 5583 (-63), Shandong pure benzene price - hydrogenated benzene price decreased from -219 to -282 (-63) [1] News - As of October 9, 2025, the total commercial inventory of pure benzene in Jiangsu port samples was 9.1 million tons, a decrease of 1.5 million tons from the previous period (a 33.7% month - on - month decrease) and an increase of 1.6 million tons from the same period last year (a 21.33% year - on - year increase) [2] - From September 29 to October 9, the estimated arrival was about 1.2 million tons, and the estimated pick - up was about 2.7 million tons [2] - On October 9, the non - long - term agreement trading volume of Shandong pure benzene was about 1100 tons, with a self - pick - up price range of 5680 - 5720 yuan/ton (average price of 5700 yuan/ton, a decrease of 102 yuan/ton from the previous working day) [2] - In the East China region, the spot negotiation price of pure benzene was 5720 - 5780 (average price 5750, a decrease of 35), the transaction price for the end of October was 5730 - 5770 (average price 5750, a decrease of 35), for the end of November was 5720 - 5740 (average price 5730, a decrease of 55), and for the end of December was 5700 - 5730 (average price 5715, a decrease of 70) [2] Trend Intensity - The trend intensity of pure benzene is 0, indicating a neutral trend [2]