From May 26th to 29th, a research team composed of Zhang Xin, Vice President of CCAIA, Zheng Jiebin, Deputy Secretary-General, Wang Yang, Deputy Director of the Information and Market Department, and relevant experts and leaders from the China National Chemical Information Center and Beiyuan Group visited and investigated key production enterprises such as Befar Group and Huatai Group in Shandong region, as well as Juhua Electrochemical Plant, Zhenyang Development and Zhejiang Haihong in Zhejiang region. CCAIA introduced the latest industrial policies, industry economic operation and technological progress. Each production enterprise introduced its production and operation conditions and the difficulties and problems currently faced. The research team and the enterprises carried out in-depth and systematic exchanges on hot and difficult issues such as industry safety production, energy conservation and low carbon, alkali-chlorine balance and the development direction of the "15th Five-Year Plan".