Licensed Projects: Construction project construction, Cultural relics protection project construction, Construction of geological disaster control projects, Residential interior decoration, Construction labor subcontracting, Power transmission、 powered by、 Installation of receiving power facilities、 Maintenance and testing。( 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, Metal door and window construction,Earthwork construction, Landscaping project construction, Sports venue facility construction, Construction machinery sales, Construction machinery and equipment rental, Residential water and electricity installation and maintenance services, Building materials sales, Sales of building decoration materials。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)