In Taiwan, Prosperity Tieh Enterprise is recognized as one of the most reliable suppliers of high-grade steel and metal products. We are the largest flat washer manufacturer in Taiwan. We have earned our reputation by constantly meeting our customers' requirements and needs with our "super excellent" approach to quality, delivery and price. Our major products are as follows: washers, hinges, stainless steel, HR pickled steel, CR steel coils, hot-dip galvanized steel, EG, and pre-painted galvanized iron steel coils & sheets.