HI-STEN was founded in December, 1993 and started its business by producing stainless screw type fittings and screw ball valves.We, HI-STEN, have significantly improved the quality of stainless casting products by using two 200K melting furnaces and organized the efficient and flexible production system to quickly respond even to various kinds and small quantity orders. Especially, since March, 1996, we have been producing newly developed Sleeve-in Joints in various types and sizes to be utilized for stainless pipe line works and supplying the Office of Supply with them to be used for the parts of water supply facility's pipe lines and drain pipe lines of Seoul City and the parts of remodeling pipe lines of houses and apartments.
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