According to enterprise data, Shanxi Jianyi Curtain Wall Co., Ltd. was established on 2014-1-06, and its business scope includes the production, processing, sales and installation of plastic steel doors and windows, wooden doors and windows, broken aluminum alloy doors and windows, profiles and accessories; Production, installation and sales of insulating glass; Construction of coating and external wall insulation engineering; Design, production and installation of the stage; Production and installation of exhibition stands, advertisements, lighting and steel structures; Installation of water, electricity, heating and fire protection works; Building curtain wall project; Indoor and outdoor decoration engineering; Sales of mechanical and electrical equipment, metal materials, chemical raw materials (excluding dangerous goods), mechanical equipment, electrical instruments, clothing, office supplies, computers, furniture, building materials, decorative materials and Wujinjiaodian. (Projects subject to approval according to law can only be operated after approval by relevant departments) * * *