In 20th June,2011, President Hu Jintao visits Ukraine, the first prime minister GLiuAlyev, China state councilor Dai Bingguo, foreign minister Yang Jiechi, the ministry of commerce minister Chen Deming, the national development and reform commission director Zhang Pingdeng and some leader to witness, Sun Bai general manager instead of CCEC, attend the signing ceremony for Ukraine 300MW solar energy project, also signed the formal business contract.