IE expo China is a leading trade fair for environmental technologies in Asia and the second largest in the world, ranking only behind IFAT Munich in Germany. IE expo China 2023 has been the largest session since its inception. The three-day expo attracted 2,407 exhibitors from 24 countries and regions. At the Shanghai New International Expo Centre where IE expo China 2023 was hosted, all its 17 exhibition halls were opened for the first time, making the exhibition area reach 196,000 square meters. This session exhibited collaborative governance solutions to pollution reduction and carbon reduction, as well as cutting-edge scientific and technological products in the full industry chain covering water and sewage treatment, water supply and drainage, solid waste treatment and disposal, air pollution treatment, contaminated land remediation, and environmental monitoring. More than 91,007 buyers from 68 countries and regions participated in the expo for business negotiations. This expo has become a core platform to push the industry's high-quality development.

During the expo, the IE expo China Environmental Technology Conference 2023 co-hosted by authorities such as the Chinese Society for Environmental Sciences, the China Environment Chamber of Commerce, and the Chinese Society for Environmental Sciences and another 39 theme forums were held. Experts, well-known scholars, and senior executives of famous enterprises in the field of environmental protection shared their profound insights on the realization of international cooperation and common development in ecological protection, green and low-carbon development, and green transition.