The registered address of shanghai tactical experimental instrument limited is located on the 5th floor of the 2nd floor of no. 123 no. 123 no. Of the qing po district in shanghai city, with the registration authority of the qinghuang district market supervisory authority, representing zhao yanquin, and has a general scope of operation: the manufacture of experimental analytical instruments; the manufacture of instrument instruments; the manufacture of hardware products; the construction of metal structures; the processing of mechanical parts, parts and components; the manufacture of metal packagings and materials; technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; metal cutting and processing services; and the 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)