上海大华石化设备有限公司
Exhibit Profile：
Packer and, bridge plug and guide pressure sandblasting machine, hydraulic anchor, underground safety valve, smooth, prevent loss of valve, etc, and is located a short receive, safety joint, etc. Various kinds of well completion accessories.
Exhibits show：
Packer and, bridge plug and guide pressure sandblasting machine, hydraulic anchor, underground safety valve, smooth, prevent loss of valve, etc, and is located a short receive, safety joint, etc. Various kinds of well completion accessories.
Exhibits show：
Website：www.dhpce.com