The registered address of the dragon crown valves company ltd. In poker city is located in the village of guochun, wang wu town, poozhou city, hebei province, with the registration authority being the porter city market supervisory authority, represented by the legal person liu dong-rae, and covers general items: manufacture of ordinary valves and rotors (excluding special equipment); sale of valves and rotors; manufacture of hardware products; retail sale of hardware products; manufacture of pumps and vacuum equipment; sale of pumps and vacuum equipment; manufacture of safe, fire-fighting metal products; sale of fire equipment; instrumentation instrumentation; sale of instrument meters; industrial robotics; sale of industrial robots; manufacture of refrigeration and air-conditioning equipment; sale of refrigeration and air-conditioning equipment; sale of metal materials; import and export of goods. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)