Transportation
| Sat 24 Jan 2026
Beijing, Jan. 24 -- No. 2 Operation Branch of Beijing Subway Operation has submitted a patent application for Defect Detection Method and Detection System Based on Train Track Wear. Wang Wei, Zhang Yajie, Xu Yan, Ma Yao, Wang Liangjun, Wang Zijing, Xu Shuang, Jia Haiming, Zhang Zhao, Han He, Zhang Xuehan and Wang Xibo developed ..