The registration address of cheng city science and technology ltd is located at no. 11th floor of unit 1 at no. 399 west side of chengdu city avenue, chengduxiang city, china (sichuan) free trade test zone. The registration authority is the market supervisory authority of chengdu xinxian district, which operates on behalf of suh shaolin and includes web design; software development and sale; communications equipment (without radio and television launch and satellite ground receiving equipment), electronic products development and sale; sales of computer hardware and software, technical advice and technical services; marketing of textiles; sale of specialized textile equipment; research and development, sale of machinery and equipment; and projects subject to approval by law and approval by the relevant departments before starting operations。