No registered address of sidonmin tech ltd. Is located in room 304, 3rd floor, 15th floor, south ryoshan road, 15th street, nishi city. The registration authority is the administrative approval authority for sishan city, represented by zhang li, and operates on general items: sale of instrument instruments; sale of household goods; repair of instrument instruments; sale of mechanical equipment; technical services, technical development, technical advice, exchange of technology, technology promotion; development of mechanical equipment; sale of electrical equipment; sale of anti-aircraft equipment; sale of electronic products; industrial engineering design services; software development; sale of software; information system integration services; integrated circuit design; data processing and storage support services; import and export of goods; import and export of technology; manufacture of instrument instruments; manufacturing of integrated circuits; sale of integrated circuits; electronic works; wholesale distribution of electronic works; and retailing of electronic components (in addition to legally approved projects, operating on the basis of a legal licence)