Yancheng Ruide Petrochemical Machinery Co., Ltd. (ç??å??ç??å¾·ç?³å??æ?ºæ¢°æ??é??å?¬å?¸) Our company established in the year of 2003 and locates at Jianhu County Jiangsu Province which is a center area for oil and gas machinery in China. Our company is a manufacturer specializing well head and X-mas tree, BOP , choke and kill manifold, casing head, tubing head, casing spool, tubing spool, casing head hanger, tubing head hanger , FC gate valve , WKM expending valve, Mud gate valve, Choke valve, Ball valve, Flex valve and plug valve . Our products have exported to USA, Guba, Russia, Syria and India. All products comply API standard and ISO standard. We have API certificate and also ISO.So the products quality is reliable.