On September 28, the symposium on the first draft of the group standard of Carbon Emission Accounting Standard for Ion Membrane Electrolysis Process in Chlor-Alkali Industry organized by CCAIA was held online. Zhang Xin, vice president of CCAIA, and Zhang Shoute, assistant secretary general attended the meeting. Leaders and responsible persons from Tangshan Sanyou, Haiwan Chemical, Jiangxi Jiuhong, Junzheng Chemical, Shandong Xinlong, Elion Chemical, Xinjiang Tianye, Shaanxi Beiyuan, Ningxia Risheng, Zhejiang Zhenyang, YibinTianyuan, Ordos Chlor-alkali, China SaltJilantai and other preparation units attended the meeting. Fan Hongbo, secretary-general of the Standardization Working Committee of the Association, presided over the meeting and introduced the main content of the group standard and the problems existing in the standard text. The participating enterprises discussed and exchanged the carbon emission accounting scope, accounting requirements, accounting methods and carbon asset management etc. After the meeting, the drafting group will further supplement and improve the standard text on the basis of the original, complete the draft as soon as possible, and orderly promote the formulation and release of the group standard.