The company was founded in 2000. It is a state-owned listed enterprise group specializing in the circular economy and renewable energy industry, controlled by a Beijing state-owned company. It is the first A+H listed enterprise in China's waste incineration power generation industry. Its business involves investment and construction of urban waste treatment projects, operation management, technology research and development, supply of core supporting equipment, and consulting services to provide overall solutions for urban waste treatment. The company is one of the earliest enterprises engaged in domestic waste incineration power generation in China. It is mainly engaged in investment, construction, operation, maintenance and technical consulting services for domestic waste incineration power plants through franchises such as BOT. Corporate honors: Outstanding Environmental Protection Brand Enterprise, Green Ying Award - Solid Waste Treatment Benchmark Enterprise, China Electric Power Industry Quality Engineering Award, National Quality Engineering Award, China Construction Engineering Luban Award, etc.