Yieh Corp. has been engaging in steel supply and manufacture since 1978 with head office in Taiwan, branches in Mainland China. We are the NO.1 private steel making group (also known as E-United Group) in Taiwan, having many mills in Asia like YUSCO, LISCO, Yieh Phui, Yieh Hsing as well as several invested and partnered pipe/tube/fitting/flange mills. With the competency to integrate resources both from outside and inside of the Group, Yieh Corp can supply global clients with diverse steel products, such as stainless steel, alloy steel, galvanized steel, pre-painted steel, carbon steel, and aluminum in sheet, plate, coil, strip, welded and seamless pipe/tube, bar, wire, wire rod, copper, brass and so on. Our products have been certified by many worldwide organizations:- ISO 9001 - EU CE - RoHS - REACH.