The registration address of south changtai technology ltd. Is located in room 412 of the writing building at 18th street, south-west lake square, south chang city, jiangxi province (south chang quest plant), with the registration authority being the market supervision authority, west lake district, south chang city, and with the participation of legal persons, including technical development, technical advice, technical services, technology transfer of computer software and hardware; computer network engineering, weak electrical engineering, security engineering; sale, maintenance and rental of office equipment (the above projects are subject to approval by law and may only be operated with the approval of the relevant department) **