On April 27, CCAIA attended the online video conference of the safety working group of the WCC. Representatives from WCC, CCAIA, CI, Euro Chlor, KCAIA and other industry organizations attended the meeting. Zhang Peichao, vice president and secretary general of CCAIA, and Wang Lili, deputy director of the International Cooperation Working Committee, attended the meeting. The participants analyzed and discussed chlor-alkali safety accidents in various regions and future development trends, and believed that safety technical training and facility testing and updating should be strengthened to better prevent accidents. The meeting also discussed the specific matters of the follow-up organization to hold an offline safety meeting.