The registered address of Beijing Dinggu Weiye Engineering Materials Co., Ltd. is located at 113, 1st floor, Building 1, No. 35 Zhenxing Road, Changping District, Beijing. The registration authority is the Market Supervision Administration of Changping District, Beijing, and the legal representative is Ma Xingyang. The business scope includes general projects: sales of building materials; Research and development of new material technology; Manufacturing of new building materials (excluding hazardous chemicals); Production of chemical products (excluding licensed chemical products); Paint manufacturing (excluding hazardous chemicals); Manufacturing of engineering plastics and synthetic resins; Manufacturing of high-performance fibers and composite materials; Manufacturing of synthetic materials (excluding hazardous chemicals); Manufacturing of sealing fillers; Manufacturing of non-metallic mineral products; Sales of building decoration materials; Sales of coatings (excluding hazardous chemicals); Sales of sealing fillers; Sales of cement products; Sales of chemical products (excluding licensed chemical products); Sales of synthetic materials; Sales of engineering plastics and synthetic resins; Sales of anti-corrosion materials; Sales of surface functional materials; Sales of high-performance fibers and composite materials; Sales of refractory materials; Sales of non-metallic minerals and products; Retail of hardware products; Construction of landscaping and greening projects; Sales agent; Internet sales (except for sales of goods that require a license). (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.) (Business activities prohibited or restricted by national and local industrial policies shall not be engaged in.)