On May 21, Ren Hongbin, Chairman of the China Council for the Promotion of International Trade (CCPIT), conducted a research tour in Tongzhou District, Beijing. He visited Beijing City Sub-center Planning Exhibition Hall and China Beijing Green Exchange, among other units, to thoroughly study and implement the guiding principles of the important speeches made by General Secretary Xi Jinping during his inspection tour in Beijing, gain an understanding of the planning and construction of Beijing City Sub-center, and engage in in-depth exchanges on promoting the deep integration of scientific and technological innovation with the green industry, helping to build Beijing into International Sci-tech Innovation Hub, and expanding high-standard opening up. After the research tour, Ren Hongbin held a discussion with the staff of China Council for the Promotion of International Trade Beijing Sub-council (CCPIT BEIJING). Tang Wenhong, Vice Mayor of the Beijing Municipal People’s Government, Li Xiangying, Chairperson of China Council for the Promotion of International Trade Beijing Sub-council (CCPIT BEIJING), Lin Zhenghang, Deputy District Mayor of Tongzhou District and other relevant officials participated.