... WITH DOT, ISO9001, CCC, ECE ADVANCE LAYING TYRES 23*8.5-12 L-2BGuizhou Tyre Co., LTD is one of the leading ... , producing six categories and nearly one thousand kinds and sizes of Passenger cars ,Truck and buses,OTR , Agricultural, Industrial and Solid tyres. GTC ... ISO14001, American NHTSA DOT certification, European E-Mark and the Gulf Standard GCC certification. ADVANCE LAYING TYRES 23*8.5-12 L-2B