We, Jiangsu Wellhead Drilling Equipment Co. Ltd.(Old name: Yancheng Wellhead Petrolchemical Machinery Co. Ltd.) are mainly engaged in manufacturing oil drilling and extracting equipment and valves, and are a registered supplier for China Petroleum Material & Equipment Corporation. Our products have been ISO9001 certified and attained API 6A, 6D, API 7, 7K, and API 16A & 16C approvals of American Petroleum Institute...  [more]