The company was founded in April 1990. It is a Sino-foreign joint stock enterprise whose main business is the production and operation of electricity supply and heating, general contracting of construction projects for power plants (stations), and providing technical advice and technical services. In July and November 1994, the company's A and B shares were listed on the Shenzhen Stock Exchange, respectively. The company's main business is the production and operation of electricity supply and heating, and technical consulting and technical services related to power plants (stations). Corporate honors: National Advanced Unit for Circular Economy Work, etc.