Shijiazhuang Longway Petroleum Drill Tools Co., Ltd. is a professional manufacturer of such drill tools as petroleum drill pipes, water well drill pipes, trenchless drill pipes and assorted joints. Located in Jinzhou, 50 kilometers east of Shijiazhuang, Hebei Province, the production base enjoys a convenient traffic which is adjacent to Beijing-Zhuhai Expressway in the west, near to the 307 National Road in the north and adjoins Bohai Gulf, Huanghua Harbor, Beijing and Tianjin cities in the ...