December 6-7 , 2016 ,in the beautiful yunquan mountain villa of Xuzhou, Jiangsu, held U.S.-China Cleantech Innovation Summit, Asian PV Innovation Conference Organizing Committee of the international cooperation department, Zhao Fang invited to attend the summit, and communicated with delegates and international friends. At the summit, Zhao Fang warmly welcomed delegates and international friends to actively participate the twelfth Asian PV Innovation Exhibition and Forum on August 24-26,2017 in Shanghai international sourcing Convention Exhibition Center. 2016 U.S.-China Cleantech Innovation Summit was organized by Municipal Government of Xuzhou, U.S.-China Cleantech Center, and was supported and cooperated by U.S. Commercial Service-U.S. Embassy, National Center for Climate Change Strategy and International Cooperation, NRDC China, Foreign Economic Cooperation Office, Ministry of Environmental Protection of China, Tsing Capital, China Clean Air Alliance, China Environmental Remediation Industrial Alliance, AmCham Shanghai Environmental Committee, California Clean Energy Fund, U.S.24 Smart City Alliance. The summit was focused on the era of energy innovation, soil remediation technology and market development, clean water, air technology and market development to expanded warm discussion and positive dialogues.