From June 17 to 21, 2024, the third session of the ad hoc open-ended working group on a science-policy panel to contribute further to the sound management of chemicals and waste and to prevent pollution（hereinafter referred to as the: "SPP OEWG3"）, organized by the United Nations Environment Programme, was held in Geneva, Switzerland.Nearly 600 representatives from 124 countries around the world, economic integration organizations such as the European Union, and 54 observer organizations attended the event. Professor Li Jinhui, the vice-chairperson of the Bureau of the SPP OEWG, a professor of the School of Environment of Tsinghua University, and the meeting was organized by Basel Convention Regional Centre for Asia and the Pacific (hereinafter referred to as the "BCRC China"), and Zhang Qiaoyun, the project director of the Chemicals Regional Management Office of BCRC China, participated in the meeting as members of the Chinese delegation. During the meeting, Professor Li Jinhui and Ms.Saqlain Syedah, the Ambassador of Pakistan to Germany, jointly chaired the Asia-Pacific regional meeting, facilitating unanimous opinions of the Asia-Pacific region on multiple important issues and presenting statements on behalf of the Asia-Pacific region at the plenary session. Additionally, Professor Li Jinhui also chaired the informal consultation on the budget and financial situation of the OEWG, effectively advancing the negotiation process of related topics.