Petroleum cracking tube alloy tube high pressure boiler tube fertilizer pipe Cangzhou Everbright - Industry ---- the Everbright chengye pipeline equipment Manufacturing Co., Ltd. exclusively for --- Our company specializes in the production of thermal expansion of steel pipe, spiral steel pipe, high-frequency welded pipe, the annual distribution of Baotou Steel, Tianjin Steel and other steel thick-walled seamless steel pipe, I plant sided submerged arc welding process is second to none in the North China region, 35 technicians, thermal expansion pipe equipment unit is the unit imported from Germany, the error is small, precise scale. Welcome friends from all walks of life order. Tel: 13833778911 Fax :0317 - 6083098.