Construction of the Tianjin Steel Tube Co. will be completed by the end of this year. The company is designed to have an annual capacity of 500,000 tons of steel tubes. Its oil casing and boiler...
Please login first!
Construction of the Tianjin Steel Tube Co. will be completed by the end of this year. The company is designed to have an annual capacity of 500,000 tons of steel tubes. Its oil casing and boiler...