Triangle Group was founded in 1976. Major products are commercial tires, passenger tires, bias OTR tires, radial OTR tires and outsize tires, etc. Annual tire capacity reached 22 million units up to now, while the radial tires rate is 99%. Triangle has national-class R&D center, post-doctoral research station and American Akron R&D center. The sole national engineering laboratory of Chinese tire industry was also located in Triangle. It carries out strategic cooperation with Tianjin University, Harbin University, Beijing University of Technology, University of Akron and Beijing Rubber Industry Design and Research Institut