The registration address of the city of dongqing is in room 101, achilles, achilles, achilles cultural road, achilles, achilles and achilles, achilles cultural road, achilles and achilles, dongqing city, guangdong province. The registration body is the market supervision authority of dongqing city, represented by a legal person, and operates in the areas of research, development, marketing and maintenance: detection instruments, general mechanical equipment, teaching equipment, electronic products, hardware tools, laboratory equipment and accessories; software development; import and export of goods or technology (except for goods and technologies which are prohibited by the state or involve administrative approval). (projects subject to legal approval to operate with the approval of the relevant department)