Established in 1980, CHERNG JI has been dedicating to becoming “Globalized Leading Corporation in Cold Roll Forming Machines.” Specially professional in roofing, floor decking, tile roof, adjustable C purlin, adjustable Z purlin, stud and track, wall panel, PU foaming line, and all kinds of customized roll forming machines. With core value of honesty, innovation, profession, and quality, we dedicate to customers’ value development. And with the effort of the whole team, CHERNG JI supplies more than 200 sets of production lines locally and worldwide every year which has the highest market share in Taiwan.