Transportation
| Thu 02 Jul 2026
Beijing, July 2 -- Xi'an Railway Signal has sought patent for Railway Signal Relay Contact Arcing Parameter Prediction Method. This invention was developed by Li Wenhua, Liu Kai, Zhang Chunwei, Guo Tianyi, Jiang Xiaofan, Yang Tao, Huang Xu, Li Xueqiang, Liu Yan, Han Zhiqiang, Zhao Zhengyuan, Wang Zishuai, Liu Xiaorui, Li Muyao, ..