Lighting
| Wed 29 Apr 2026
Beijing, April 30 -- State Intellectual Property Office of China has received Shanxi Changdexing Electromechanical Equipment Co Ltd patent application for Marker Lamp Device. Chang Lingjie, Wang Guangyao, Zhang Yan, Li Chen, Guo Shixiong, Zhang Lifeng, Yang Xinghui, Yuan Huilong, Wang Qiang, Liu Genliang, Yang Ruihong and Yuan Y..