The registration address of st. Hua mechanical science and technology ltd., east china city, is located in building no. 204, no. 9, bolowe road, mandarin street, east china city, guangdong province. The registration authority is the market supervision authority of east china city, represented by the legal person xu xinlin, and operates on general items: mechanical equipment development; mechanical parts, parts processing; sale of mechanical parts, parts and components; sale of mechanical equipment; repair of specialized equipment; repair of general equipment; technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; sale of needle textiles and raw materials; sale of needle textiles; sale of textiles for industrial use; import and export of goods; and import and export of technology. (in addition to projects subject to authorization under the law, the operation of the business is carried out autonomously under a licence)