1.DOT, ECE,GCC,SONCAP certificate 2.With 10 years history. 3.Have exported to more than 50 countries. 4.tire factory. TRUCK & BUS TYRE, CAR TYRE MANUFACTURER.Truck tyre size 9.00R20 10.00R20 11.00R20 12.00R20 1200R24 295/80R22.5 315/80R22.5 385/65R22.5 10R22.5 11R22.5 12R22.5 13R22.5 Pattern T186----Suitable to all wheels of bus and truck on the urban and bad road.Excellent traction performance, ...