1. Nylon tube
2. Double layer nylon tube or reinforced double layer nylon tube(braided tube)
3. PU hose
4. Trailer air brake hose/air brake coil/suzy coil/air coil
5. trailer air brake reinforced hose/air brake coil with double layer
6. PU spiral hose/PU air coil
7. PU air coil with duster gun
9. trailer seven core cable/electric cable/suzy cable
10. 3 pcs, 7pcs, 10 pcs hose fitting set for nylon tube or PU hose
11. Straight adapter, quick coupling, connector, fitting
12. Elbow adapter, quick coupling, connector, fitting,
13. Tee adapter, quick coupling, connector, fitting
14. Banjo fitting, Banjo bolt
15. Grease nipple fitting
16. Pneumatic air fitting, connector, coupling, adapter,
17. hydraulic fitting, connector, adapter, coupling
18. air coupling head, palm coupling head, glad hand

1. ISO 9001

2. TS16949

3. DOT 

4. TUV 

Zhuji Changrong Machinery Co.,Ltd is specializing in the production of Changrong series pipe connectors for automobiles and auto air pressure brake hose assemblies. Our products are TS16949, ISO9001:2002, DOT, TUV approved. We have been in this field for more than 15 years. we have many regular customers in Poland,New Zealand, Germany, Russia,Saudi Arabia etc.We will supply you our high quality products with competitive price.We are glad to be your reliable supplier. 

Our products involved in Frankfurt, dubai, Russia, Iran, India, Germany, Turkey, South Africa, Beijing, and other countries and regions in the Canton fair exhibition, and won the consistent high praise, for ChangRong brand products are famous in the world.Welcome to visit our company and guidance