Shanghai Shangtian Lighting Technology Co., Ltd.: The business scope includes services such as lighting technology, e-commerce technology, computer software and hardware, industrial automation control system technology development, technical services, technical consulting and achievement transfer, lighting engineering, building engineering, indoor and outdoor decoration engineering design and construction, and landscaping engineering; Wholesale and retail: Lighting fixtures, lighting equipment, wires and cables, building materials, hardware and electrical equipment, mechanical equipment, and metal products. (Projects that require approval according to law can only be operated after approval by relevant departments)