Qingdao Roc Soar International Trading Co., Ltd., established on December 15, 2017, the scope of business includes wholesale and retail hardware, daily necessities, needle textiles, cosmetics, food (according to the relevant business license issued by the food and drug department to carry out business activities), steel, steel structure products and accessories, building materials, machinery and accessories, Engineering machinery and equipment and accessories, computer hardware and software and supplies, communications equipment (excluding high-frequency launch equipment and ground satellite receiving equipment), rubber products, stainless steel products, aluminum alloy products, glass products, hotel supplies and equipment, sporting goods, auto parts, lighting appliances, solar and solar power plant accessories; Import and export of technology (except for items prohibited by laws and administrative regulations, items restricted by laws and administrative regulations can only be operated after obtaining permission) (projects subject to approval according to law, subject to the approval of the relevant departments before carrying out business activities)