Business scope: Production,
Sale,
Electric Control Valve,
Shut Off Valve,
Research And Development,
Automatic Instrumentation,
Semiconductor Control Valve,
Design Of Control System Equipment And Its Components,
Pneumatic Control Valve,
Control Valve,
Manufacture of special equipment for mining, metallurgy and construction
Business scope: Sale,
Sale,
Metallic Material,
Sale,
Coal Machinery,
Bracket,
General Mechanical Parts Processing,
Gate,
Textile Machinery,
Butterfly Valve,
Agricultural And Sideline Products,
Shut Off Valve,
Steel,
Throttle Valve,
Petroleum Machinery,
Construction Machinery,
Longjin,
Traps,
Hydraulic Machinery,
Axial Fan,
...
Business scope: Casing Head,
Sale,
Electronics Sales,
Downhole Tools,
Operate According To Qualification Certificate,
Gate,
Butterfly Valve,
Choke And Kill Manifold,
Pumping Unit Maintenance,
Shut Off Valve,
Pipe Installing,
Repair,
Valve,
Pumping Unit Accessories,
Valve,
Sales Of Renewable Resources,
Metal Gasket Ring,
Sales Of Steel Products For Construction,
Machine Part,
Safety Valve,
...