Jiangsu Xiongyue Petroleum Mechanical Equipment Manufacturing Co., Ltd, a sized enterprise invested heavily by SLOF (Shengli Oil Field) Haotai Petroleum Equipment Co., Ltd in Jiangsu province, professionally manufactures and processes complete petroleum machinery equipment and valves. As the network member of CNPC (China National Petroleum Corporation) and Sinopec Materiel and Equipment Co, Xiongyue has passed ISO 9001 International Quality System Certification and its products are API 6A-1143, API 6D-1062, API 16A-0263, API 16C-0151 certified and it has the right to use organization's...