Chongqing song and decoration engineering ltd. Is registered at no. 288 7-1 of the kowloon poe district park 4th road in chongqing city, with the registration authority being the market supervisory authority of kowloon poe district in chongqing city, with legal representation, and operates on a range of licensed projects: construction activities (which are subject to legal approval and are subject to approval by the relevant department) may be carried out only with the approval of the relevant department, depending on the documents or licence documents approved by the relevant department, general projects: interior decoration design, installation and maintenance of aluminium alloy doors and windows, sale of stainless steel products, construction materials (without hazardous chemicals), decoration materials (without dangerous chemicals), hardware and electrical cables. (projects subject to legal authorization and subject to the approval of the relevant department to carry out business activities) — sales of doors and windows, manufacturing of doors and windows, construction of metal structures, sale of rain sheds, sale of metal structures, sale of steel bars for construction, construction of metal doors and windows (businesses carried out autonomously under a licence of law, except for projects subject to legal authorization)