The environmental technology company limited is registered at 10-11-009 in matse village, tantung township, kantang township, hebei province. It is registered as the grand town county market supervision authority, with legal representatives wang wei, and operates on general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; production of eco-environmental materials; marketing of eco-environmental materials; sale of chemical products (excluding licensed chemical products); sale of specialized equipment for environmental protection; and water pollution management; sale of instruments specializing in environmental monitoring; sale of new membrane materials; retail sale of hardware products; professional cleaning, cleaning and disinfection services; import and export of goods; import and export of technology (in addition to legally authorized projects, autonomous and unrestricted operations)