The registered address of Jining Changqing Mining Machinery Co., Ltd. is located at No. 43-3 Changqing Road, Rencheng District, Jining City, Shandong Province. The registration authority is the Market Supervision Administration of Rencheng District, Jining City, and the legal representative is Zhao Lei. The business scope includes the manufacturing and sales of coal mining machinery, engineering machinery, construction machinery, agricultural machinery, garden machinery and accessories; Sales of hardware products, standard parts, hydraulic equipment and accessories, electrical machinery, steel, building materials, wooden products, fire-fighting equipment, electronic products, flowers, instruments and meters, amusement equipment, daily necessities, general labor protection equipment, chemical products (excluding dangerous goods); Import and export business of ordinary goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)