We are Qingdao Guosong Machinery Parts Co., Ltd in China, established in 1996. We are professional manufacturer and exporter of automobile brake hose, hose assembly and fittings for over 10 years. Our products conformed to SAE J1401 and SAE J1402 standard, they can be both OEM and after market. We got ISO/TS16949: 2002 certificate as well as registered in DOT.