1. Factory est @ 1990, and has gotten ISO/TS 16949:2009 and ISO 14001:2004
2. Couplings have been designed to conform to the Standards as below
ISO7628 ,DIN74324, DIN73378, SAEJ844, NFR12-632, MVSS 160//49
3. Three hundred millions couplings sold in the past 20 years.
4. Couplings working by air, air working pressure 13 Bar.
Working Temperature : -40°C till 100 °C.
5. Designs for tubes of all sizes
6. Warranty Guarantee : 2 Years.
7. Samples free Policy
8. Delivery time : 20 days after order.Loading Port: Ningbo or Shanghai China.