The registration address of changsha red electronics technology ltd. Is located at 2 805 houses in the wall street zone 28 wall street, city of hunan. The registration authority is the market supervisory authority of changsha city's wall zone 28, and is represented by legal persons, including the development of electronic products, electronic technologies; construction of metal doors, windows, security controls, firescreen doors; production of steel doors, safe doors, wooden doors and their accessories; engineering and technological research and development; fire doors, door-control systems, security controls, interlocking door systems, protective cabin systems, protective compartment systems, security gate systems, rolls, mineral products sales; installation of fire doors; construction of metal doors, security systems, construction of transport facilities; installation of a computer-based information technology services system; installation of a computer-based information technology services system; installation of a computer-based information and communications technology services system; installation of a computer-based information technology services system; installation of a computer-based information and communications technology services system; installation of a computer-based information technology services system; maintenance of a computer-based information technology services system; maintenance of a computer-based services; and computer-based services (projects subject to legal approval may not operate without the approval of the relevant department)