Se Fa was founded in 1994 by the brothers, Jerry Yeh and Deniel Yeh, having more than 14 experience in manufacturing screws. Furthermore, we have specialized partners in varies process, specially in special coating field. We are able to provide the coating without chromate, high resistance for salt spray and acid, in order to meet the changed environment and to offer even more services and choice to our customers.Every step of manufacturing process is fully controlled under our quality system, ISO9001:2000 certificated.