Shandong Dingtu Tyre Co., Ltd, located in a beautiful city Weifang,is a reliable and professional tyre manufacturer,specialized in R&D. Producing and marketing of passenger car tyres, truck tyres, OTR tyres, agricultural tyres, industrial tyres etc. Approved by ISO, CCC, ECE, DOT, GCC, SONCAP, NOM, INMETRO etc.