中国石油集团渤海石油装备制造有限公司
CNPC Bohai Equipment Manufacturing Co., Ltd. is a wholly owned subsidiary of CNPC with products in four categories as oil and gas transmission equipment, drilling and production equipment, marine engineering equipment and petrochemical equipment with annual turn over of more than 10 billion. It is National High Tech Enterprise and State-Level Enterprise Technical Center.
Website：http://bhzb.cnpc.com.cn/