The registration address of the ze yang mechanical plant is located on the south side of fung road, located on the west side of the municipality of ishibao, and 200 metres in the west bank of the centre for vocational education. The registered body is the market supervision authority for the city district, represented by a legal person, and includes the processing of mechanical equipment and accessories, research and development (except metal surface treatment and thermal processing of a single project), installation, maintenance, sale, technical advice, services, transfer of mechanical equipment, and rental of mechanical equipment. (projects subject to legal approval and subject to the approval of the relevant authorities before operating)**