1. Packaging: as you demand. 2. Price: competitive. 3. test: 100% strictly tested. 4. Technique: can develop new item.

         Wansheng Co., Ltd. is a company which develop and manufacture all kinds of auto parts on the heavy duty truck, bus and coach.     

         Products include Air Brake Booster, Power Brake Booster, Clutch Booster, Governor Valve, Foot Brake Valve, Hand Control Valve, Sing/ Double Check Valve, Directional Control Valve, Gladhands, Safety Valve, Levelling Valve, Qucik Release Valve, Drain Cock, Repair Kits, etc.

         OEM available!

         Contact person:            Amelia Zhang       

         Telephone Number:     0086-18888755018                           

         Fax Number:                  0086-575-87659537

Relay Valve 9730010100 / 9730010200 the best quality