中泰期货PVC烧碱产业链周报-20250914

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints of the Report - For the PVC industry, this week's production volume slightly increased, but the actual volume was less than expected. Next week, production is expected to decrease due to more device overhauls. The apparent demand this week was higher than expected, and it is expected to remain stable next week. The inventory showed a mixed trend, with the old - sample inventory decreasing and the new - sample inventory increasing. The overall comprehensive profit of the chlor - alkali industry was in a relatively strong state but is expected to weaken later. The upstream is mainly focused on stable production, the downstream demand is weak, and the export order volume improved slightly this week [6][9][11]. - For the caustic soda industry, this week's production volume decreased slightly, but it remained at a high level and is expected to continue to increase. The apparent demand was in line with expectations and is expected to remain stable next week. The national inventory decreased slightly and may continue to decline. The comprehensive profit of the chlor - alkali industry in Shandong showed a mixed trend, with the profit of external - sales liquid - chlorine devices improving and the comprehensive profit of PVC - supporting enterprises weakening [112][115]. 3. Summary by Relevant Catalogs 3.1 PVC Market 3.1.1 Production - This week's total PVC production was 47.88 million tons, a week - on - week increase of 1.69 million tons. The ethylene - based production was 13.95 million tons, an increase of 0.55 million tons, and the calcium - carbide - based production was 33.93 million tons, an increase of 1.14 million tons. Next week, the total production is expected to be 44.87 million tons, mainly due to more device overhauls [6]. 3.1.2 Import and Export - The weekly average import volume remained stable at 1.50 million tons, and the weekly average export volume was 5.75 million tons. The export order volume increased slightly this week, and the export volume in July was 33.06 million tons, 10% higher than the previous forecast [6]. 3.1.3 Apparent Demand - This week's apparent demand was 44.35 million tons, higher than the expected 42.53 million tons. The expected apparent demand for next week is 42.53 million tons. The domestic apparent demand growth rate in September is expected to be - 2%, but the actual growth rate may be lower [6]. 3.1.4 Inventory - The total inventory this week was 84.16 million tons, a decrease of 0.72 million tons from last week. The old - sample inventory decreased by 0.72 million tons, while the new - sample inventory of middle - stream traders increased by 1.62 million tons, higher than the old - sample increase of 1.76 million tons. The actual total inventory still increased [6][9]. 3.1.5 Price and Basis - The spot price of PVC showed a weakening trend. The basis of PVC showed a strengthening trend, and the inter - month spread was volatile [11][24][25]. 3.1.6 Profit - The production profit of calcium carbide in Shaanxi remained stable at - 492 yuan/ton, while the production profit of calcium carbide in Inner Mongolia increased from - 40 yuan/ton to 10 yuan/ton. The comprehensive profit of chlor - alkali slightly expanded, but it is expected to weaken later. The profit of various production methods of PVC showed different trends, with some decreasing and some increasing [11]. 3.2 Caustic Soda Market 3.2.1 Production - This week's total caustic soda production was 82.11 million tons, a week - on - week decrease of 0.85 million tons. Next week, the production is expected to be 82.54 million tons and continue to increase [112]. 3.2.2 Import and Export - The weekly average import volume was 0.02 million tons, and the weekly average export volume was 6.52 million tons. The export volume in July was 29.1 million tons, and the export volume is estimated to be around 653,000 tons based on previous years' data [112]. 3.2.3 Apparent Demand - This week's apparent demand was around 77.09 million tons, and next week it is expected to be around 77.53 million tons based on previous years' data [112]. 3.2.4 Inventory - The total inventory (in 100% equivalent) this week was 20.05 million tons, a decrease of 1.48 million tons from last week. The liquid - caustic soda inventory in Shandong decreased by 3.10 million tons, and the flake - caustic soda inventory and the inventory of large alumina plants showed little change [112]. 3.2.5 Price and Basis - The spot price of caustic soda remained stable. The basis of caustic soda showed a strengthening trend, and the inter - month spread was volatile. It is recommended to pay attention to the reverse - arbitrage opportunity for the 1 - 5 spread [115][126][127]. 3.2.6 Profit - The comprehensive profit of chlor - alkali in Shandong showed a mixed trend. The profit of external - sales liquid - chlorine devices improved, and the comprehensive profit of PVC - supporting enterprises weakened. The cost of caustic soda in Shandong remained stable [115].