In the agreement reached, Alcoa and China Power Investment Corporation signed an aluminum and clean energy cooperation agreement on the same day, with a potential investment of US$7.5 billion; GE and China Huadian reached a joint venture project to sell and install gas turbine generator sets in China. The project revenue is about 500 million US dollars; the Ministry of Energy of China and the United States signed 18 energy cooperation agreements with a total value of more than 13 billion US dollars; Duke Energy, Shenhua Group, American Power, Huaneng Group and more than a dozen American and Chinese companies signed a number of clean Energy cooperation agreement involving high-efficiency buildings, carbon capture, clean coal, electric vehicles, smart grids, etc.; China Guodian and the US UPC signed a wind power agreement involving more than US$1.5 billion.