Sohu official website inquired that CNOOC Shandong New Energy Co., Ltd. and CNOOC Gas-electricity Tongliao New Energy Co., Ltd. had gone bankrupt due to business problems, such as decreased profits, decreased income and increased liabilities. CNOOC Gas Power Group is a wholly-owned subsidiary of China Offshore Oil Corporation and the controlling shareholder of Handan New Energy. The company is mainly responsible for the unified operation and management of CNOOC, natural gas and power sector business.