The registered address of chengdu jiayt technology ltd. Is 1104th floor of unit 2 at 1,700 north zenghuang tianhu avenue, chengdu xuan, china (sichuan) free trade test zone, with the registration authority being the market supervision authority of chenghu xuan city, represented by legal persons including research and development, design, sale of electronic products and provision of technical services; sale of electronic devices; import and export of goods and technology; environmental consultancy; market research; and engineering project management (based on certification). (projects subject to legal approval are not allowed to operate without the approval of the relevant authorities)。