Manufacturer of Door Lock Set, Automobile Parts and Bicycle Parts. Since established in 1985, as a door lock manufacturer, Dueal has concentrated on producing stamping parts to meet precise door lock products. Through continuous researches and investment, we could establish the Automobile Business Division in 1997 to export automobile parts to abroad. Up to now, our competitive price and new products have enabled us to gain prosperous relations in both domestic and international markets.Especially,we have performed quality assurance activities and could be certified ISO 9001,UL, ANSI and TS-16949 systems. We will do our best efforts to give out kind services and the best satisfaction to our customers.