In this photo taken on Nov. 10, 2011 and released by China’s Xinhua News Agency, a worker fixes a solar panel at a factory in Qingdao, east China’s Shandong Province. A group of China’s biggest solar energy companies on Tuesday, Nov. 29, 2011 rejected a U.S. trade complaint that they are unfairly supported by the Chinese government and said possible sanctions would hurt American companies and workers. (AP Photo/Xinhua, Liang Xiaopeng) NO SALES