Shanghai rock mechanical science ltd. Is registered on the shanghai city, on the 5th floor of the 11th floor of the golden sea highway, no. 6055, in the bong-hyun district, with the registration authority being the market supervision authority of the bong-hyun district, represented by the legal person wang ling, and is engaged in technical development, technical services, technical advice, technology transfer, mechanical equipment, moulds, hardware, hardware tools, mechanical equipment, metal materials, plastics, building decorating materials, car decorations, electronics, leather products, needle textiles, craft gifts, clothing, office equipment, daily department wholesales, retail sales, commercial information advice, electronic commerce (no value-added telecommunications, financial operations), manufacture and processing of mechanical equipment (except special equipment) (for maximum branch operations). [projects subject to legal approval may not operate without the approval of t...