With more than 20 years of experiences in valve manufacturing, KINGTRON PRECISION INDUSTRIES,INC.has been a leading manufacturer of Stainless Steel & Carbon Steel ball valves based in Taiwan. We are ISO 9001 certified, and all of our valves qualify for CE approval per PED 97/23/EC Module B1+D and are registered with CRN.

KINGTRON valves have been widely used by worldwide leading corporations in diverse industries, such as pulp & paper, chemical & petrochemical, petroleum, oil and gas.Pressure ratings range from 1000 psi (69 bar) to 6000 psi (Class 2500 / 414 bar) with various end connections. Special features such as API 607 Fire Test Approval, Direct Actuation, Live-loaded Stem Packing, Seal Welding, and various Choices of Seats, are available to suit various valve models.

We aim at developing OEM/ODM projects for our business partners, focusing on R&D, engineering, manufacturing, and cost reduction. We are the best choice for your OEM / Private Label Projects.



KINGTRON CASTING CORP. established, mainly for production of investment castings (lost-wax castings) of machinery parts.


Company started to produce valve body castings for valve industry.


Set up the Machinery Division for manufacturing valve body & parts.


In accordance with the goal of product diversification, began manufacturing complete valve products, mainly in Stainless Steel & Carbon Steel ball valves.


Board of Directors reorganized, company renamed KINGTRON PRECISION INDUSTRIES, INC.


Increased design & production capacity, started to export valves to overseas market.


Began to produce 3000PSI (207 BAR) & 6000PSI (414 BAR) high pressure ball valves and successfully serviced in the oil industry.


Company awarded ISO 9001:2000 Quality Certificate, certified by DNV CERTIFICATION B.V., THE NETHERLANDS.


Company awarded CE Certificate per PED 97/23/EC, Module B1+D, certified by DET NORSKE VERITAS INSPECTION AB, SWEDEN, Notified Body No. 0409.


Various types of Ball Valves awarded API 607 Fire Test Approval, certified by Yarmouth Research and Technology, U.S.A..


Set up of Automatic Welding Equipment to produce Seal welded Valves.


Began producing Flanged ball valves for U.S. Coast Guard for applications on USCG cutters (vessels). KINGTRON products registered under C.R.N. Registration in Canada.
Expanded plant area to increase production capacity to 35,000 pieces of valves per month.


Updated Quality System to ISO 9001:2008.
Increased Forged Steel Valve line and started to supply 3000PSI & 6000PSI LF2 valves to Alberta CANADA for low temperature applications.


Began production of Metal-seated ball valves for SASK POWER company in CANADA.


Established domestic sales channels to supply valves to domestic Chemical & Petrochemical companies.


Developed -196℃ (-321℉) Cryogenic Valves and successfully supplied to US customers.


Company awarded PED 2014/68/EU certificate, Module H, certified by DNV GL Business Assurance Italia S.r.l., Notified Body No. 0496.


Updated Quality System to ISO 9001:2015.
Developed Press-Fit Valves for domestic Building & Construction Industry to lower down the pipe work cost and increase efficiency.


Flanged ball valves passed ISO 15848-1 Fugitive Emission Test, certified by METAL INDUSTRIES RESEARCH & DEVELOPMENT CENTRE, TAIWAN.
Set up retail shop in Shulin District to supply valves & fittings to local construction companies.