3Z Corps. is one of the leading manufacturers of the valve for Gas, Oil & severe condition media, casting valves along with precision carbon casting and machined parts, fittings.
We owe much of our success to the capability, experience and dedication of our employees who made quality and innovation the cornerstone of 3Z Coprs. since its inception in 1979.

We are the only one valve manufacturer who can manufactures all types of plug valve in Korea and also have the ability to produce small quantity as well as higher quantity production volumes that has attracted customers throughout the Asia as well as internationally.
We are equipped with the consistent processes system like Casting line(owed foundrary)Machining- Trimming-Assembly Line and we have a stable supply source, Zeus. who is our mother company and the biggest LCD manufacturer in ASIA. These advantages enable us to strengthen price competitiveness of our products. Furthermore, our quality and delivery control system is so strict and internationalized that we could be one of best suppliers for international conglomerates.
Once again, we are confident that we can satisfy all of your demands. Besides our guarantee of 100% quality. We also offer competitive prices and prompt delivery to meet your requirements.
3Z Coprs is happy to assist in special design s for OEM applications and welcome for ODM

Established : 1979
Sales : $120 million (2008)
Employees :   100 persons
Quality : All major approvals, including : ISO9001 thru BVQI, TUV, API6D Monogram,CE Mark,DNV Certificate, API6FA for metal Seated Type, API607 for Soft Seated Type.  

Main items : Plug Valve for Gas & Oil, Uploading & Unloading, Metering station, Tank Farms,From Up stream to down stream in petrochemical process, Swage and waste water treament facility  
and machined parts, fittings.