The registered address of shanghai valve self-control equipment ltd. Is located in shanghai, shanghai city, on road 629 in baung-hyun field, with the registration authority of the bong-hyun district market supervision authority, represented by legal persons, and covers general items: sale of pumps and vacuum equipment; sale of valves and rotors; retail sale of hardware products; wholesale distribution of hardware products; sale of electronic devices and electromechanical components; sale of mechanical and electrical equipment; sale of electrical equipment; sale of electrical equipment; sale of electronics products; sale of supply instrument instruments; sale of instrument instruments; sale of smart instrument instruments; sale of distribution switch control equipment; sale of metal products; technical services, technology development, technical advice, technical exchange, technology transfer and technical promotion. (in addition to projects subject to authorization under the law, th...