The registration address of chengdu jiatech ltd. Is located at 788 7th floor, central district of chengdu xinhuang, chenghuang province, china (sichuan) free trade test zone, and the registration authority is the market supervision authority of chengdu xinhuai district, with the legal personality representing doo peng, operating in the areas of network technology, computers, software technology development, technology transfer, technical advice, technical services; computer system integration; sale of computer software and hardware and assistive equipment and technical services; information system integration; security engineering, architectural smart engineering, weak electrical engineering design and construction (on the basis of a certificate of qualification); integrated wiring engineering (on the basis of a certificate of qualification); flat design; web design; online trade agency; development, sale of electronic products, communications equipment (without radio broadcasting television launch and satellite ground receiving equipment); design, production, agency, advertising (except for balloon advertisements); goods and technology import and export. (an approved project is required by law and an approval from the relevant department is required to carry out the business)。