The registration address of cheng tai autonomous technology (nanking) ltd. Is located in room b-05, building a of modern services 104, qinhuiang district, nanjing city, with the registration authority being the qinhuai district administrative approval board, nanjing city, with the legal personality representing wei zhifu operating on general items: manufacture of general valves and rotors (other than special equipment manufacture); manufacture of pumps and vacuum equipment; sale of valves and rotors; sale of pumps and vacuum equipment; software development; sale of fire equipment; sale of gas-powered machinery and components; wholesale distribution of hardware and support equipment; repair of general-purpose equipment; manufacture of security equipment; manufacture of general-purpose equipment (other than special equipment manufacture); manufacture of electronic equipment; manufacture of hardware and components; sale of mechanical equipment; sale of electronics; sale of construction materials; distribution of computer hardware and support equipment; sale of electrical equipment; sale of industrial automatic control system devices (in addition to projects authorized by law, operating autonomously under a licence)