宏观情绪减弱，氯碱盘面震荡下行

Report Summary 1. Industry Investment Rating No industry investment rating is provided in the report. 2. Core Views - The macro - sentiment has weakened, leading to a downward oscillation in the chlor - alkali futures market. The PVC and caustic soda futures prices have both declined. The PVC market is mainly influenced by macro - sentiment in the short term, and the supply pressure is high while the demand is weak. The caustic soda market price fluctuates more, with high supply pressure and rigid demand from the alumina sector [1][3]. 3. Summary by Relevant Catalogs PVC - Futures Price and Basis: The PVC main contract closed at 5149 yuan/ton, down 224 yuan. The East China basis was - 89 yuan/ton, up 134 yuan; the South China basis was - 89 yuan/ton, up 164 yuan [1]. - Spot Price: The East China calcium carbide - based PVC was quoted at 5060 yuan/ton, down 90 yuan; the South China calcium carbide - based PVC was quoted at 5060 yuan/ton, down 60 yuan [1]. - Upstream Production Profit: The PVC calcium carbide - based production gross profit was - 134 yuan/ton, up 181 yuan; the PVC ethylene - based production gross profit was - 506 yuan/ton, up 89 yuan; the PVC export profit was - 28.2 dollars/ton, down 8.6 dollars [1]. - Inventory and Operation Rate: The PVC factory inventory was 35.7 tons, down 1.0 tons; the PVC social inventory was 42.7 tons, up 1.6 tons. The PVC calcium carbide - based operation rate was 79.21%, up 1.69%; the PVC ethylene - based operation rate was 66.95%, down 1.36%; the overall PVC operation rate was 75.81%, up 0.84% [1]. - Downstream Order Situation: The production enterprise's pre - sales volume was 79.5 tons, up 9.9 tons [1]. Caustic Soda - Futures Price and Basis: The SH main contract closed at 2593 yuan/ton, down 44 yuan. The Shandong 32% liquid caustic soda basis was 1 yuan/ton, up 44 yuan [1]. - Spot Price: The Shandong 32% liquid caustic soda was quoted at 830 yuan/ton, unchanged; the Shandong 50% liquid caustic soda was quoted at 1330 yuan/ton, unchanged [2]. - Upstream Production Profit: The Shandong caustic soda single - product profit was 1603 yuan/ton, unchanged; the Shandong chlor - alkali comprehensive profit (0.8 tons of liquid chlorine) was 659.5 yuan/ton, up 40.0 yuan; the Shandong chlor - alkali comprehensive profit (1 ton of PVC) was 687.53 yuan/ton, down 60.00 yuan; the Northwest chlor - alkali comprehensive profit (1 ton of PVC) was 1734.34 yuan/ton, up 14.50 yuan [2]. - Inventory and Operation Rate: The liquid caustic soda factory inventory was 40.84 tons, up 2.45 tons; the flake caustic soda factory inventory was 2.31 tons, down 0.09 tons. The caustic soda operation rate was 84.00%, up 1.40% [2]. - Downstream Operation Rate: The alumina operation rate was 85.45%, up 1.84%; the East China printing and dyeing operation rate was 58.89%, unchanged; the viscose staple fiber operation rate was 84.97%, up 0.42% [2]. Strategies - PVC: For the single - side strategy, it is recommended to wait and see. For the inter - delivery spread strategy, go short on the V09 - 01 spread when it is high [4]. - Caustic Soda: For the single - side strategy, it is recommended to wait and see. For the inter - delivery spread strategy, go short on the SH2509 - SH2601 spread [4].