• Knorr-Bremse

  • Akebono Brake Industry

  • Tianyishangjia New Material

  • CRRC Qishuyan Institute

  • Wabtec Corporation

  • Dawin Friction

  • Flertex

  • Nabtesco Corporation

  • Hindustan Composites

  • Beijing Puran Railway Braking Technology

  • Zhejiang Lefen Rail Transit Technology

  • Shenyang Yuanyuan Friction Sealing Material

  • Bosun