China Railway 9th Bureau Group Co., Ltd., established on 1991-12-05, Business scope includes general items:railway,the highway,Municipal,construction,Water Resources and Hydropower,tunnel,the bridge,urban rail transit,steel structure,Earthwork,Laying,Civil Engineering Construction,Signal,Communication line installation,electrification,Environmental water treatment,Decoration,HVAC,Curtain Wall Construction,boiler installation,Pipe installing,Construction of complete sets of foreign aid projects,Contract overseas projects and domestic international bidding projects,Export of equipment and materials required for the above overseas projects,Dispatch labor personnel required for the implementation of the above-mentioned overseas projects;Detection test,Engineering Investigation,engineering survey,engineering design,project consultancy,Special equipment installation,maintain,maintainance,transform,lease,Reusable materials,Machinery and Equipment Leasing,ready-mixed concrete,Prefab(With bridge components),building materials,Steel sales,Mine Engineering Construction,Mechanical and electrical installation engineering construction,Landscaping engineering construction.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)