Licensed Projects: Construction project construction, Residential interior decoration, Construction labor subcontracting, Construction Engineering Design, Construction project supervision, Construction project quality inspection, Construction Engineering Survey, Professional construction work。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.) General Projects: Foreign contracting projects, Landscaping project construction,Earthwork construction, Lightweight building material manufacturing, Professional design services, Engineering and technical research and experimental development, Container leasing services, Machinery and equipment rental, Technical services for on-site assessment of fire protection acceptance for construction projects, Sales of steel bars for construction, Building materials sales, Lightweight building materials sales, Concrete structural component manufacturing, Metal structure manufacturing, Metal structure sales, Metal door and window construction, Concrete structural component sales, Manufacturing of metal parts for construction, Metal material sales, Sales of new metal functional materials, Door and window manufacturing and processing, Manufacturing of building waterproof membrane products, Machinery and equipment sales, Door and window sales, Sales of building waterproofing membrane products, Sales of building decoration materials, Construction machinery sales, Sales of metal parts for construction, Construction machinery and equipment rental, General mechanical equipment installation services, Rental Services( No licensed rental services), Metal processing machinery manufacturing, Industrial Engineering Design Services, Import and export of goods, Technology import and export, Import and export agent。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)