Specialized, refined, unique, and innovative certificate for small and medium-sized enterprises

Certification of Yancheng Engineering Technology Research Center

High-Tech Enterprise Certificate

Hydraulic oil pipe power pliers for oil fields

A dual channel bidirectional control single flow valve

A high safety fully hydraulic power tong for well use

Control device of hydraulic power pliers and hydraulic power pliers

Vertical automatic throttle manifold pry

A type of gate valve

A manual open stem flat valve

A Kava type oil pipe sleeve head

Hydraulic oil pipe power pliers for oil fields

A throttle valve that is easy to control

A high-pressure gas seal detection device for wellhead valves

A pressure detection device for high-pressure valves

A type of oil manifold joint and wellhead manifold

A locking mechanism for the clamp head of hydraulic power pliers

A limit component and hydraulic power clamp

A hydraulic oil pipe power tong with an open locking structure

A new type of hydraulic power caliper braking mechanism

A magnetic fixed traceless hydraulic power tong for well repair

A hydraulic power tong for well repair

A hydraulic power clamp opening door safety protection device

A high-pressure corrosion-resistant wellhead device

A large diameter oil production pipeline connection joint