Linhai Yongheng AUTO technology co.,Ltd.,founded in 1992, has been focused on injection molding technology,the main supporting car line series dust products, factory in 2006to study nonmetal auto line fast joints, and with independentfactory in 2010, is located in linhai, zhejiang province, foreigninvestment zone, is committed to input and output line quickconnector and fluid pipe, dustproof, etc.