According to statistics, Beijing Chaoyang Environment Group Co., Ltd. is a state-owned enterprise in Chaoyang District, Beijing, covering an area of about 3 square kilometers. The company has rich experience in urban solid waste park disposal, technology research and development, project investment, construction and operation management, and has 13 national invention patents and1/utility model patents. It has successively won the first batch of national, provincial and ministerial awards 100, such as the national resource recycling base construction unit, the national ecological environment science popularization base, the national top ten environmental protection facilities opening unit, and the national domestic waste classification publicity and education base. The business involves municipal solid waste incineration power generation, kitchen waste, hazardous waste, construction waste and recycling of renewable resources.