冠通期货研究报告：2025年11月聚烯烃月度报告-20251027

1. Report Industry Investment Rating - No information provided in the report. 2. Core Viewpoints of the Report - The recent increase in costs and improved macro - sentiment have driven the rebound of polyolefins, but polyolefins lack self - upward momentum. It is expected that polyolefins will mainly show weak fluctuations in November. Attention should be paid to the progress of the Sino - US trade war and anti - involution policies [3]. 3. Summary by Relevant Catalogs 3.1 Market Analysis - Plastic开工率is around 86.5%, at a neutral level; PP企业开工率is around 80%, at a slightly lower - than - neutral level. PE下游开工率has increased by 0.83 percentage points to 45.75%, and PP下游开工率has rebounded by 0.52 percentage points to 52.37%, both at relatively low levels compared to the same period in previous years. The petrochemical inventory is at a neutral level compared to the same period in recent years. New production capacities have been put into operation, and the demand in the peak season is not as expected, with the downstream purchasing willingness being insufficient [3]. 3.2 Market Review - The futures price has dropped more than the spot price, and the basis has rebounded but is still at a relatively low - neutral level. For PP, the spot price has dropped more than the futures price, and the basis has decreased to a low level, with a relatively lower fluctuation range compared to plastics [14][21]. 3.3 Plastic Production - In September 2025, the PE maintenance volume increased by 16.27% month - on - month to 53.24 million tons, and the production decreased by 4.27% month - on - month to 270.65 million tons. The PE开工率decreased by 0.13 percentage points to 80.43% in September 2025, but recently it has risen to around 86.5% [25][29]. 3.4 PP Production - In September 2025, the PP maintenance volume increased by 15.12% month - on - month to 75.74 million tons, and the production decreased by 4.45% month - on - month to 334.86 million tons. The PP开工率decreased by 2.29 percentage points to 76.32% in September 2025, and recently it has dropped to around 80% [33][37]. 3.5 PE Import and Export - In September 2025, China's PE进口量was 102.22 million tons, a year - on - year decrease of 10.07%, and the出口量was 9.92 million tons, a year - on - year increase of 63.55%. The LLDPE进口利润is in continuous loss, and the import volume is expected to remain low [43]. 3.6 PP Import and Export - In September 2025, China's PP进口量was 29.02 million tons, a year - on - year decrease of 2.94%, and the出口量was 23.76 million tons, a year - on - year increase of 21.97%. The PP拉丝进口 window has been continuously closed, and the net import is expected to decline [49]. 3.7 Polyolefin Downstream - From January to September 2025, the cumulative output of plastic products was 5937.27 million tons, a year - on - year increase of 2.7%, and the export amount was 5595.38 billion yuan, with the growth rate rising to 3.90% in September [53]. 3.8 Polyolefin Inventory - During the National Day holiday, the petrochemical inventory increased by 27 million tons. As of October 24, it decreased by 4 million tons to 72 million tons, which is 0.5 million tons lower than the same period last year. The inventory is at a neutral level compared to the same period in recent years [61]. 3.9 Polyolefin Profit - The profits of coal - based and oil - based PE decreased in August. The coal - based PP process profit has fallen into a loss again, while the loss of oil - based and externally - purchased propylene processes has slightly narrowed [65].