we are a professional manufacture specializing in producing auto pipes and assemblies for brake system, air condition system, transmission cooler oil system and so on, and export ourselves brand(QDHN-LD) and OEM products to worldwide

Our main products as follows:
I. DOT &SAE J1401 rubber hydraulic brake hose:
a. 3.2*10.5mm,1/8inch HL
b.3.7*10.5mm, 1/8inch HL
c. 4.8*12.5mm, 3/16inch HL
II. SAE J1401 rubber hydraulic brake hose:
a. 3.2*10.5mm, 1/8inch HL
b.3.7*10.5mm, 1/8inch HL
c. 4.8*12.5mm, 3/16inch HL
III. SAE J1401 SS braided brake hose
a. 3.2*7.5mm, polyurethane outer cover + SS braided + Teflon or nylon 12 inner tube
b. 3.2*7.00 mm, SS braided+ Teflon or nylon 12 inner tube
IV. Brake hose fittings
V. Brake hose assembly
VI. Low carbon steel tube
a. double wall (cut to length & in coil)
O.D.:4.76mm,6.00mm,6.35mm,8.00mm,9.53mm,10.00mm
Coating: copper, white zinc, yellow zinc.
b. Single wall(in coil)
O.D.:4.76mm,6.00mm,6.35mm,8.00mm,9.53mm,10.00mm
Coating: copper, white zinc, yellow zinc.
VII. Condenser, washer, rubber component and so on.
We are also capable of meeting customers’ unique requirements as per drawings and samples.
There is a dynamic and innovative team with abundant knowledge in researching; developing and producing auto pipes and assemblies. The active atmosphere makes everyone work happily and wholeheartedly. We have obtained ISO9001:2000 and TS16949 certifications. Regarding the quality and technology details, our engineers and workers have many years' experience in auto pipes and assemblies field; the technical standards are as SAE J1401, DOT. All of these ensure we can supply the high-quality product, perfect service as well as competitive price.