Shanghai Lingwo Metal Materials Co., Ltd, Licensed projects: Various engineering construction activities; Construction engineering design; Residential interior decoration and renovation. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to approval documents or licenses issued by relevant departments. ) General projects: Sales of metal materials; Sales of building materials; Wholesale of hardware products; Retail of hardware products; Operating with lower limit branches: Metal processing machinery manufacturing, non-ferrous metal rolling processing, steel rolling processing, mechanical and electrical equipment manufacturing, special equipment manufacturing (excluding licensed special equipment manufacturing), general equipment manufacturing (excluding special equipment manufacturing), metal chains and other metal products manufacturing, plastic product manufacturing, hardware product manufacturing, mold manufacturing; Sales of electrical and mechanical equipment; Sales of mechanical equipment; Sales of metal products; Sales of rubber products; Sales of plastic products; Mold sales; Domestic freight forwarding agent; Conference and exhibition services. (Except for projects that require approval according to law, business activities shall be conducted independently based on the business license in accordance with the law)