air brake hose 1.prefessional manufacture and expoerter 2.supply sample 3.100%test each one 4.accept small quantity Air brake hoseQDGY is a professional producer brake hoses, and is a leading manufacturer in China now.We have certificated ISO9001 & TS16949, and DOT approved. With advanced R&D lab and strict quality control system, our products are guaranteed to meet SAE J1401 and FMVSS-106 ...
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