The registration address of the hengdong environmental technology company ltd. Is located in room 101, no. 6 of the south street straw tong road, dongchung city, guangdong province. The registration authority is the market supervision authority of dong jingdong city. The legal entity is represented by zhang zhengdong and operates on general items: technical services, technology development, technical advice, exchange of technology, technology transfer, technology diffusion; manufacture of specialized equipment for the manufacture of water resources; manufacture of gas, liquid separation and pure equipment; manufacture of laboratory analytical instruments; repair of specialized equipment; manufacture of specialized equipment for the protection of the environment; manufacture of greenhouse gas emission control equipment; manufacture of generic parts and components; installation of general machinery equipment services; sale of specialized equipment for environmental protection; sale of new catalytic materials and aids; sale of machinery parts and spare parts; sale of specialized chemical products (without dangerous chemicals); sale of chemical products (excluding licensed chemical products); sale of rubber products; sale of plastics; water pollution prevention services; management of water pollution; management of atmospheric pollution; soil pollution; energy conservation management services; environmental pollution services; advisory services for environmental abatement, carbon conversion, carbon capture, carbon capture, carbon (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)