Sunil Dyfas Corp. has been producing automotive fasteners and cold forged parts for the past 25 years. In the first few years of the 1990s when South Korean could not self-produce automotive bolts, Sunil Dyfas localized its wire production, die manufacturing technology, fabrication technology and equipment, improved product unit price, and has been supplying products to domestic whole car and critical parts makers.
via South Korean Sunil Dyfas Taps into the World Market | Fastener World