People visit an exhibition during the Green and Sustainable Development Forum of the Shanghai Cooperation Organization (SCO) in Ningbo, east China's Zhejiang Province on April 29, 2026. Opened on Wednesday in Ningbo, the forum is co-hosted by the SCO Good-Neighborliness, Friendship and Cooperation Commission, the Ministry of Ecology and Environment, and the People's Government of Zhejiang Province. (Xinhua/Jiang Han)