Tianjin Capital Environmental Protection Group. 

Tianjin Capital Environmental Protection Group Company Limited, together with its affiliated entities, primarily concentrates on wastewater treatment and the construction of related facilities across the People's Republic of China. Its operations are organized into several divisions: wastewater processing and associated plant development; the supply of recycled water and pipeline networks; heating, cooling, and infrastructure construction for these services; potable water provision and plant building; and the sale of environmental protection equipment. The company delivers a wide array of services, encompassing municipal wastewater purification, water supply, and water reuse, along with sludge management. It also participates in renewable energy generation through photovoltaics, the commercialization of technological research advancements, and hazardous waste management. Furthermore, its activities extend to operating toll collection services, offering environmental governance, and providing expert technical consultation (including specialized advice for water recycling). The group is also involved in energy efficiency research, general consulting and technology transfer, and property management services. Additional undertakings include the incineration and disposal of industrial solid waste, general waste recycling, investment in construction projects, and the manufacturing and distribution of new building materials. Established in 1993, the company is headquartered in Tianjin, PRC, and operates as a subsidiary of Tianjin Municipal Investment Company Limited.