1. The Michelin Group
2. Bridgestone Corporation
3. Goodyear Tire and Rubber Company
4. Continental AG
5. Pirelli & C. S.p.A.
6. Hankook Tire & Technology Co. Ltd.
7. Sumitomo Rubber Industries
Ltd.
8. The Yokohama Rubber Co. Ltd.
9. Zhongce Rubber Group Co. Ltd.
10. Cheng Shin Rubber Industry Co.
11. Toyo Tire Corporation
12. Shandong Linglong Tire Co. Ltd.
13. Giti Tire
14. Apollo Tyres Ltd.
15. Sailun Group Co. Ltd.
16. Madras Rubber Factory Ltd.
17. Kumho Tire Co. Inc.
18. Nokian Tires plc
19. Nexen Tire Corporation
20. JK Tyre Industries Ltd.