Design and construction of indoor and outdoor decoration engineering, municipal engineering, landscaping engineering, building curtain wall engineering, mechanical and electrical equipment installation engineering; Sales of building materials, decorative materials, hardware, electrical appliances, plumbing equipment, sanitary ware, handicrafts, furniture, environmental protection equipment, mechanical equipment, and daily necessities; Graphic design; Intelligent installation engineering services; Cultural and artistic exchange planning; Design, produce, act as an agent, and publish various domestic advertisements. (Projects that require approval according to law can only be operated with the approval of relevant departments)