Qingdao Saijiu International Trading Co., Ltd. is a subsiairy of Qingdao Yadong Machinery Group which is establish in 1976, it mainly engage in the manufacturing and export of all kinds of rubber machineries and tyres. Our products including Bias tyres (car tyres, truck tyres, Farm tyres, Motorcycle tyres), Radial tyres (OTR tyres, passenger tyres truck tyres), and raw material (Carbon Black, reclaimed rubber, nature rubber).Our tyres have CCC and ISO9001-2000 Certificate and are well sold at home and abroad. due to these special reasons, we have good cooperation with many key manufactures of tyres in China such as Doublestar, Linglong, Chengshan, Yellowsea, Jinlun etc., most of these tyres have ISO, CCC, ECE, DOT, E-MARK Certificate. We are regularly Selling: car tyres, truck tyres, passenger tyres, farm tyres, motorcycle tyres, otr tyres, carbon black, reclaimed rubber.