The registration address of guangdong heng xin xinqing precision instruments ltd. Is located in room 401 at no. 27, joo-foo road, dong chong town, guangdong province. The registration authority is the market supervision authority of dong chong city, represented by a legal person, and it includes the development, production and sale of instrument instruments, measurement software, optical equipment, electronic devices, computer hardware and software, electronics, hardware, hardware, hardware, hardware, hardware, hardware, hardware, hardware, plastics and general-purpose machinery; equipment installation, maintenance, technical consulting services; and the import and export of goods and technology. (projects subject to legal approval to operate with the approval of the relevant department)