长江期货聚烯烃周报-20250929

1. Report Industry Investment Rating No relevant information provided. 2. Core Viewpoints of the Report - For polyolefins, view the market rationally before the holiday, expecting range - bound fluctuations. The LL main contract is expected to fluctuate within the range of 7200 - 7500, and the PP main contract within 6900 - 7200. The LP spread is expected to widen [8]. - For plastics, the supply - demand contradiction eases, and there is strong bottom support [9]. - For PP, there is significant upward pressure on the trend, and it is expected to fluctuate weakly in the short term [47]. 3. Summary by Related Catalogs 3.1 Plastics 3.1.1 Weekly Market Review - On September 26, the closing price of the plastic main contract was 7159 yuan/ton, a week - on - week decrease of 0.14%. The average price of LDPE was 9556.67 yuan/ton (- 0.38% week - on - week), HDPE was 7912.50 yuan/ton (- 0.57% week - on - week), and the average price of LLDPE (7042) in South China was 7551.76 yuan/ton (- 0.33% week - on - week). The LLDPE South China basis was 392.76 yuan/ton (- 3.61% week - on - week), and the 9 - 1 month spread was 66 yuan/ton (- 22) [8][10]. 3.1.2 Key Data Tracking - Month - spread: On September 26, the 1 - 5 month - spread was - 38 yuan/ton (+ 2), the 5 - 9 month - spread was - 28 yuan/ton (+ 20), and the 9 - 1 month - spread was 66 yuan/ton (- 22) [16]. - Spot price: Different regions and varieties of plastics showed various price changes on September 28. For example, in Northeast China, the film price was 7780 yuan/ton (0% change) [18]. - Cost: WTI crude oil closed at 65.19 US dollars/barrel (+ 2.83 US dollars/barrel week - on - week), Brent crude oil at 68.82 US dollars/barrel (+ 2.77 US dollars/barrel week - on - week), and the price of anthracite at the Yangtze River port was 1080 yuan/ton (+ 20) [21]. - Profit: The profit of oil - based PE was - 366 yuan/ton (- 54 yuan/ton week - on - week), and that of coal - based PE was 521 yuan/ton (- 347 yuan/ton week - on - week) [25]. - Supply: The operating rate of polyethylene production in China this week was 81.84% (+ 1.48 percentage points week - on - week), with a weekly output of 64.26 tons (+ 1.84% week - on - week). The maintenance loss this week was 11.37 tons (- 1.15 tons week - on - week) [30]. - 2025 Commissioning Plan: Many enterprises have completed or are scheduled to commission new PE production capacity in 2025, with a total planned capacity of 613 tons [33]. - Maintenance Statistics: Multiple enterprises' PE production lines are under maintenance, such as Yanshan Petrochemical's HDPE and LDPE production lines [35]. - Demand: The overall domestic agricultural film operating rate was 32.86% (+ 6.11% week - on - week), PE packaging film was 52.37% (+ 0.59% week - on - week), and PE pipe was 32.17% (+ 0.34% week - on - week) [8][37]. - Downstream Production Ratio: Currently, the production ratio of linear film is the highest, accounting for 37.1%, with a difference of 1.8% from the annual average [40]. - Inventory: This week, the social inventory of plastic enterprises was 53.48 tons (- 1.18 tons week - on - week, - 2.16% week - on - week) [42]. - Warehouse Receipts: As of September 26, the number of polyethylene warehouse receipts was 12736 lots (+ 0 lots week - on - week) [44]. 3.2 PP 3.2.1 Weekly Market Review - On September 26, the closing price of the polypropylene main contract was 6893 yuan/ton, a decrease of 21 yuan/ton from last week [48]. 3.2.2 Key Data Tracking - Downstream Spot Price: Different PP products in different regions showed various price changes on September 28. For example, the standard drawing material price was 6795 yuan/ton (- 2 day - on - day) [51]. - Basis: On September 26, the spot price of polypropylene reported by Shengyi.com was 6973.33 yuan/ton (- 0.66% week - on - week). The PP basis was 80 yuan/ton (- 26), and the 9 - 1 month spread was 15 yuan/ton (+ 1) [8][55]. - Month - spread: On September 26, the 1 - 5 month - spread was - 43 yuan/ton (+ 1), the 5 - 9 month - spread was 28 yuan/ton (- 2), and the 9 - 1 month - spread was 15 yuan/ton (+ 1) [63]. - Cost: WTI crude oil closed at 65.19 US dollars/barrel (+ 2.83 US dollars/barrel week - on - week), Brent crude oil at 68.82 US dollars/barrel (+ 2.77 US dollars/barrel week - on - week), and the price of anthracite at the Yangtze River port was 1080 yuan/ton (+ 20) [65]. - Profit: The profit of oil - based PP was - 493.88 yuan/ton (- 58.03 yuan/ton week - on - week), and that of coal - based PP was 338.40 yuan/ton (- 106 yuan/ton week - on - week) [69]. - Supply: The operating rate of Chinese PP petrochemical enterprises this week was 75.52% (+ 0.62 percentage points week - on - week). The weekly output of PP pellets was 77.34 tons (+ 0.83% week - on - week), and that of PP powder was 6.48 tons (+ 5.61% week - on - week) [73]. - Maintenance Statistics: Multiple enterprises' PP production lines are under maintenance, such as Qilu Petrochemical's single - line and Luoyang Petrochemical's first - line [76]. - Demand: The average downstream operating rate this week was 51.85% (+ 0.40). The operating rate of plastic weaving was 43.90% (+ 0.30), BOPP was 61.38% (- 0.04%), injection molding was 58.34% (+ 0.11%), and pipes was 36.87% (+ 0.14%) [8][78]. - Export - Import Profit: This week, the import profit of polypropylene was - 546.82 US dollars/ton (- 66.76 US dollars/ton week - on - week), and the export profit was - 7.23 US dollars/ton (- 3.54 US dollars/ton week - on - week) [83]. - Inventory: This week, the domestic PP inventory was 52.03 tons (- 5.50% week - on - week); the inventory of Sinopec and PetroChina increased by 1.21% week - on - week, traders' inventory decreased by 0.58% week - on - week, and port inventory increased by 7.61% week - on - week [87]. - Warehouse Receipts: On September 26, the number of polypropylene warehouse receipts was 14118 lots (+ 619 lots week - on - week) [95].