The registration address of shenzhen small-charlie smart technology ltd. Is located in shenzhen city, shenzhen city, at no. 507 matao street, south villages road, shenzhen city. The registration authority is the shenzhen city market supervision authority, represented by legal persons zhou zhou zhiqiang, and operates on general lines of business: distribution of computer software and hardware and assistive equipment; retail sale of computer software and hardware and assistive equipment; software development; software marketing; technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; information technology advisory services; wholesale electronics; retail electronics. (except for projects subject to legal authorization, operating on an autonomous basis with a business licence)。