On October 19, the webcast meeting of the economic operation analysis of the chlor-alkali industry in the first three quarters of 2021 organized by the association was held. Zheng Jiebin, deputy secretary general of the association, analyzed in detail the supply, foreign trade and market of the leading products in the chlor-alkali industry in the first three quarters, and made a detailed interpretation of the market trends of calcium carbide, caustic soda and PVC in the first three quarters. The meeting pointed out that under the background of the continuous strengthening of the national energy consumption double control policy, the chlor-alkali industry has shown new characteristics: the price of raw material calcium carbide continues to rise; the PVC market price has repeatedly hit new highs. At the same time, the production capacity, output and demand forecast indicators of caustic soda and PVC in the fourth quarter were revised, and the market trend of caustic soda and PVC in the fourth quarter was briefly analyzed. The meeting emphasized that under the premise of the influence of the double-control policy on energy consumption and the rising prices of raw materials and electricity, the price of chlor-alkali products continued to rise passively. The impact of the double-control policy on energy consumption on the industry in the fourth quarter will continue to deepen,the industry is still facing challenges and pressures at the policy and market levels, and the industry should continue to strengthen its attention and research on relevant policies and respond in advance.