On June 6, 2018, the International Cleantech Summit & 3rd Annual Meeting of 3iPET kicked off at Beijing International Convention Center. Co-hosted by the Foreign Economic Cooperation Office of China’s Ministry of Ecology and Environment, the Chinese Society for Environmental Sciences and China Environment Chamber of Commerce, the event attracted some 500 participants including officials and executives from China’s Ministry of Ecology and Environment, the United Nations Industrial Development Organization (UNIDO), the World Bank, the United Nations Environment Programme (UNEP) and several foreign embassies, as well as experts and representatives from scientific research institutions, industry associations, social groups and Chinese and foreign environmental enterprises.