Home/Media Centre/Photo Gallery/Specialized and Other Construction Contracts/Electrical and Mechanical Installation Media Centre Photo Gallery Gas pipeline in replacement of coal-fired boiler rooms in the city center (certain sections), Tianjin Beitang Thermal Power Plant heating network south trunk line (certain sections), Tianjin Procurement and installment of the ground source heat pump (air conditioning) system for a teaching building of Shijiazhuang Railway Institute, Shijiazhuang, Hebei Province
