Beijing Greenray Environmental Protection Technology Co., Ltd. was established in 2006, focusing on the comprehensive disposal and resource utilization of existing waste, construction waste, and primary waste. It is a national high-tech enterprise and a pilot unit for circular economy in Beijing. After more than 10 years of development, Greenray has developed the ability to solve problems in "technology research and development, equipment manufacturing, process integration, construction and operation, and investment and construction", and is committed to innovative development of environmental governance and green economy. Greenray fully considers the characteristics of domestic waste, combines the company's years of management experience, introduces and absorbs international waste screening and sorting technologies, innovatively develops a series of treatment processes that are in line with China's waste management technology direction, and has obtained multiple national patents. The company has managed a total of 15 million tons of existing waste, undertaken a demonstration project with an investment of over 100 million yuan in the special project for the treatment of informal landfills in Beijing, completed the treatment project of Beitiantang informal landfill in Fengtai District, Beijing, and won the bid for the treatment project of Yongyinjiao existing waste landfill in Yingkou City, Liaoning Province. In the future, the company will adhere to the spirit of "integrity, innovation, efficiency, and win-win", take ecological restoration as its own responsibility, take circular development as its responsibility, and contribute to the construction of a resource-saving and environmentally friendly society!