TianJin TianGang Special Petroleum Pipe Manufacture Co.,Ltd. | ||
TianJin TianGang Special Petroleum Pipe Manufacture Co., Ltd (TianGang) is known as a professional petroleum pipe manufacture in China. Located in Jinnan development area, TianJin city, next ... |
Quality ControlAlong with the principle of people foremost , customers uppermost ,the basis of advanced equipments and scientific way of management, its qualified to ... |