State-owned enterprises. According to the information on the official website of Beijing Energy Group, Beijing Energy Group Co., Ltd. (hereinafter referred to as "Beijing Energy Group" or "Group") was established in 2004. It was the merger of the former Beijing International Power Development Investment Company and the former Beijing Comprehensive Investment Company. It became a national enterprise. In 2011 and 2014, it merged and reorganized with Beijing Heating Group Co., Ltd. and Beijing Jingmei Group Co., Ltd., achieving integration and complementation of the industrial chain. It controls six listed companies including Jingneng Clean Energy, Jingneng Electric Power, Haohua Energy, Jingneng Real Estate, Beijing Energy International, and Jingneng Thermal Power. Its profitability has long been at the forefront of Beijing-owned enterprises. In 2023, it ranked 253rd among the top 500 Chinese companies and 87th among the top 500 Chinese service companies.