... using. DOT,ECE,GCC We produce radial truck tire 295/80R22.5 11R22.5,12R22.5,295/80R22.5,315/80R22.5,1200R20,1100R20,20.5R25,23.5R25 ... Any tire size you are interested in, pls let me know freely. I will give you our prompt and satisfied reply. all-steel radial truck ... and bus tyre 385/65R22.5