The registered address of Dezhou Leisheng Engineering Materials Co., Ltd. is located at Room 304, the first row from south to north of Shandong Xinyu Geotechnical Materials Engineering Co., Ltd., No. 1702 Lingzhou West Road, Ande Street, Lingcheng District, Dezhou City, Shandong Province. The registration authority is the Lingcheng District Market Supervision Administration of Dezhou City, and the legal representative is Ruan Jinjie. The business scope includes general projects: sales of building materials; Manufacturing of cement products; Construction of landscaping and greening projects; Construction of earthwork engineering; Research and development of new material technology; Manufacturing of synthetic materials (excluding hazardous chemicals); Sales of synthetic materials; Sales of plastic products; Rubber product manufacturing; Sales of rubber products; Sales of ecological environment materials; Manufacturing of metal materials; Sales of metal materials; Manufacturing of ecological environment materials; Sales of industrial textile products; Manufacturing of industrial textile products; Sales of synthetic fibers; Labor services (excluding labor dispatch); Solid waste management; Manufacturing of building waterproofing membrane products; Sales of building waterproofing membrane products; Manufacturing of plastic products; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Sales of cement products; Sales of engineering plastics and synthetic resins; Manufacturing of engineering plastics and synthetic resins; Sales of high-performance fibers and composite materials; Sales of new membrane materials; Manufacturing of new membrane materials; Sales of metal cutting and welding equipment; Import and export of goods; Sales of new organic active materials. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law) Licensed project: construction project construction; Construction project design. (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.)