The registered address of Shandong Shuangze Engineering Materials Co., Ltd. is located at 818 Jinsheng Apartment, Beijipo Street, Tai'an High tech Zone, Shandong Province. The registration authority is the Development Zone Branch of Tai'an Market Supervision Administration Bureau, and the legal representative is Xu Tiantian. The business scope includes general projects: sales of new organic active materials; Sales of synthetic materials; Sales of glass fiber reinforced plastic products; Sales of engineering plastics and synthetic resins; Sales of synthetic fibers; Needle textile sales; Sales of industrial textile products; Sales of metal wire ropes and their products; Sales of special labor protection equipment; Sales of metal materials; Sales of fiberglass and related products; Construction of metal doors and windows engineering; Sales of insulation materials; Sales of sealing fillers; Operation of wires and cables; Sales of instruments and meters; Retail of hardware products; Sales of building materials; Sales of building waterproofing membrane products; Sales of coatings (excluding hazardous chemicals); Wholesale of hardware products; Sales of molding materials for casting; Sales of steel reinforcement products for construction; Sales of concrete structural components; Engineering management services; Construction of landscaping and greening projects. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: various types of engineering construction activities; Residential interior decoration and renovation. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.)