Group 1: Report Industry Investment Rating - Not provided in the content Group 2: Core Viewpoints of the Report - The ongoing Middle - East war has led to a significant tightening of the global refinery raw material supply as the Strait of Hormuz remains unnavigable. Many foreign chlor - alkali plants have reduced their loads, and some have shut down due to raw material shortages. This has led to a substantial reduction in international PVC supply, which is beneficial for China's PVC exports. Meanwhile, China's ethylene imports are also restricted, and there is an expectation of a reduction in domestic ethylene - based PVC production. Against this backdrop, PVC futures prices have been significantly pushed up. Although calcium carbide - based PVC accounts for 72.6% of the total production capacity, which may limit the price increase of PVC compared to crude - oil - based chemicals, the overall trend of PVC remains strong [3]. - Currently, the domestic PVC market shows a differentiated situation. The expected reduction in international ethylene supply has pushed up the price of ethylene - based PVC, and it is likely to continue rising. The export demand for calcium carbide - based PVC is promising due to the expected reduction in ethylene - based PVC production in Asia, and its price is rising passively. In the short term, the domestic market is in a game between sufficient calcium carbide - based supply and reduced ethylene - based production, which is beneficial for caustic soda. In the long term, there is a risk of supply recovery when the situation eases [3]. - The trading strategy is to go long at low prices but not to chase high prices for single - side trading, and to wait and see for arbitrage and over - the - counter trading [3]. Group 3: Summary by Directory Chapter 1: Comprehensive Analysis and Trading Strategy - The Middle - East war has led to a reduction in global and domestic PVC supply, pushing up PVC futures prices. The trading strategy is to go long at low prices, not to chase high prices for single - side trading, and to wait and see for arbitrage and over - the - counter trading [3]. Chapter 2: Fundamental Data Core Data Changes - PVC production enterprises' output is 49.74 tons, with a month - on - month increase of 0.25% (0.12 tons) and a year - on - year increase of 5.75% (2.71 tons). The PVC industry's inventory sample is 184.17 tons, with a month - on - month decrease of 3.91% and a year - on - year increase of 35.26%. The production enterprises' inventory is 43.45 tons, with a month - on - month decrease of 15.28% and a year - on - year decrease of 15.07%. The social inventory is 140.72 tons, with a month - on - month increase of 0.24% and a year - on - year increase of 63.89% [4]. - This week, there was no change in maintenance. The loads of some ethylene - based and calcium carbide - based enterprises changed. The loss of production due to maintenance and reduction this week is 11.31 tons, with a month - on - month decrease of 1.09% and a year - on - year increase of 4.04%. The production capacity of enterprises under maintenance in March is 314 tons, with a month - on - month increase of 50.24% and a year - on - year decrease of 26.12% [4]. - The average weekly trading volume of the PVC market is 1.49 tons, with a month - on - month increase of 0.02 tons and a year - on - year decrease of 0.45 tons. The operating rate of downstream product enterprises is 39.33%, with a month - on - month increase of 3.49% and a year - on - year decrease of 7.84%. The profile operating rate is 30%, with a month - on - month increase of 2.61% and a year - on - year decrease of 10.50%. The pipe operating rate is 38%, with a month - on - month increase of 5% and a year - on - year decrease of 8.56% [4]. - The available days of raw material inventory for downstream pipe and profile product enterprises decreased by 0.2 days to 13.8 days. Downstream product enterprises have reduced their purchasing desire and are considering exporting raw materials due to cost pressure and rising raw material prices [4]. - This week, the sample export order volume of PVC production enterprises decreased by 47.51% to 2.42 tons month - on - month and decreased by 26.85% year - on - year. The delivery volume decreased by 24.11% to 3.86 tons (excluding traders) month - on - month, and the undelivered volume decreased by 8.36% to 19.93 tons month - on - month and increased by 67.45% year - on - year. The FOB price of calcium carbide - based PVC for March delivery is 720 - 755 US dollars per ton, and the FOB price for April delivery is 820 - 880 US dollars per ton. The FOB price of ethylene - based PVC is 880 - 920 US dollars per ton [4]. PVC Supply Analysis - **Enterprise Output by Process**: Not provided in the content - **Enterprise Output by Region**: Not provided in the content - **Enterprise Pre - sales by Process**: Not provided in the content - **Enterprise Capacity Utilization by Process**: Not provided in the content - **Raw Material Source Weekly Operating Data**: Not provided in the content - **Maintenance Enterprise Statistics**: Many enterprises, including Shandong Dongyue, Wuhai Chemical, and others, have shut down or are under maintenance. Some enterprises have plans to shut down or reduce production in the future, such as Anhui Huasu in April and some ethylene - based enterprises in March and April [24]. - **Production Enterprise Production Increase Plan**: Many enterprises have production increase plans. For example, Zhejiang Jiajiaxingcheng New Materials plans to start production in 2026, and other enterprises have long - term or undetermined production increase plans [25]. PVC Cost Analysis - **Raw Material Cost Year - on - Year Comparison**: Not provided in the content - **Raw Material Gross Profit Year - on - Year Comparison**: Not provided in the content PVC Inventory Analysis - **Production Enterprise Inventory by Process/Region**: Not provided in the content - **PVC Social Inventory/Industry Inventory**: Not provided in the content PVC Demand Analysis - **Product Enterprise Operation and Inventory**: Not provided in the content