Fong Yien was established in 1974 as a manufacturer of pressed washers and hot forged screw hooks for fences. In 1991, Fong Yien was transformed into the specialty fastener and DIN 444 eye bolt manufacturer. In 1996, we introduced Multi-stages Bolt Former and became one of the few manufacturers had dual capability for cold headed and hot forged productions in Taiwan. In 2009, the company have grown through innovation and successfully developed niche products: Drop forged JIS B1168/1169 eye bolts and eye nuts.