•  Can complete with different (pneumatic) hydraulic safety valve.

•  Design with assembling and disassembling dual tubing hanger quickly.

•  One well bore can exploit two different strata at the same time, and can control and operate separately.

•  Compact configuration, convenient operation, reliable seal.

•  Apply to all kinds of casing and tubing program.

•  Working Pressure: 2000PSI～20000PSI

•  Working Medium: oil、natural gas、mud and gas containing H2S、CO2

•  Working Temperature: -46°C～121°C（Class LU）

•  Material Class: AA、BB、CC、DD、EE、FF、HH

•  Specification level: PSL1-4

•  Performance Requirement: PR1-2