Huaneng Yunnan Diandong Energy Co., Ltd. is an enterprise engaged in the production and supply of electricity and heat. Huaneng Yunnan Electric Energy Co., Ltd. was incorporated in Fuyuan County Market Supervision Administration on April 29th, 2003. Huaneng Yunnan Diandong Energy Co., Ltd. is a state-owned enterprise established in 2003, mainly engaged in coal mining and sales.
Huaneng Yunnan Diandong Energy Co., Ltd. owns several coal mines in Qujing area and is one of the largest coal mining companies in Qujing.