The registered address of Jining Yizhan Technology Development Co., Ltd. is located in the first room on the west side of Shandong Huafu Petrochemical Co., Ltd. in the New Materials Industrial Park of Yunhe Economic Development Zone, Rencheng District, Jining City, Shandong Province. The registration authority is the Market Supervision Administration of Rencheng District, Jining City, and the legal representative is Hou Zhaozhong. The business scope includes the research and development of chemical products (excluding hazardous chemicals) and coatings (excluding production); Construction of housing construction projects, design and construction of decoration and renovation projects (the above projects are operated with qualification certificates); Wholesale and retail of chemical raw materials (excluding hazardous chemicals), ordinary personal protective equipment, electronic products, hardware and electrical materials, waterproof materials, building materials (excluding wood), decorative materials, and insulation materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)