The registration address of dong-eun environmental technology ltd. Is located in building no. 3 along river road no. 3 on the street of mangang, dong-eung province, with the registration authority being the market supervision authority of dong-eung city, with legal representatives, covering general items: technical services, technology development, technical advice, technology exchange, technology promotion; wind and fan manufacturing; generic equipment manufacturing (without special equipment manufacture); mechanical and electrical equipment manufacturing; hardware and electrical equipment manufacturing; general valves and rotor construction (without special equipment manufacture); refrigeration, air-conditioning equipment manufacturing; pumps and vacuum equipment manufacturing; metal structure construction; fireproofing material production; rubber manufacturing; manufacture of light construction materials; sales of metal materials; manufacture of electronic appliances; sale of gea...