1、The rubber joint uses Ethylene-Propylene-Diene Monomer (EPDM), the natural rubber content is more than 40%, of which tensile, compression, aging resistance, high temperature resistance, low temperature resistance, more than 2 years than conventional rubber.

2、The quantity of lining in the rubber  exceeds CJ/T208-2005 standard.

3、The double ball design has great displacement and large vibration and noise reduction effect.

4、Each product will be inspected the appearance, hardness, tightness, pressure and resistance of flanges-pulling off before leaving factory.

5、Pango brand products are covered by China Pacific Insurance，with two years warranty.We will pay two back if one bad in two years .Any problem of the product itself,we will pay without conditions.