... from rusting. Company ProfileLiaocheng Xinglong Seamless Pipe Manufacturing Co., Ltd is founded in 2004, covering an area ... 2009.Production Equipment Liaocheng Xinglong Seamless Steel Tube Manufacturing Co, Ltd. has equipped 60, 90, 140 and 325 ... .greatly.Various detectionOur company has equipped with sophisticated manufacturing and testing equipments. These equipments and technologies guarantee ...