Due to strict domestic environmental protection controls, many major provinces of raw material and chemical have cut off electricity and restricted production.Coupled with the impact of the international situation, the prices of raw materials have risen sharply, such as white carbon black, steel cor

What are the stages of tire history? Since the birth of the world's first pneumatic rubber tire in 1888, automobile tires have been born for more than 131 years! Roughly experienced four stages.1. In 1888, rubber pneumatic tires.2. In 1946, steel wire radial tire.