China Railway Fourth Engineering Group Co., Ltd., established on 1987-05-24, The scope of business includes the construction of roads,railway,Municipal public,architecture,urban rail transit,port channel,Water Resources and Hydropower,Airport,Environmental Engineering;Basic engineering;Highway Engineering Survey,design,Consulting and Project Management;Engineering technical service;Engineering test detection;real estate lease;Machinery and Equipment Leasing,repair;Production of cement products,Sales;Steel structure processing,Install;Steel formwork processing;Lifting and mechanical and electrical equipment installation,repair;the highway,Manufacture of various beams of railway bridges,Install;Low-voltage switchgear assembly,Sales;Complete set of equipment and water and electricity installation;Sales of building materials,lease;Warehousing Services(Dehazardous chemicals);accommodation service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)