Yunlu Materials(SH:688190) Mei Ri Jing Ji Xin Wen·2025-06-16 14:41Core Viewpoint - Yunlu Co., Ltd. (688190.SH) experienced a significant stock price increase of over 9% before announcing that its chairman and general manager, Li Xiaoyu, was detained by the Jilin Provincial Supervisory Committee [1][2]. Company Information - Yunlu Co., Ltd. was listed on the Sci-Tech Innovation Board in November 2021, with its actual controller being China Aviation Engine Group Co., Ltd. The company specializes in the research, production, and sales of amorphous alloys, nanocrystalline alloys, magnetic powders, and their products, which are primarily used in power distribution, photovoltaics, rail transportation, data centers, home appliances, and new energy vehicles [4]. Management Changes - Following the detention of Li Xiaoyu, Yunlu Co., Ltd. announced that during his inability to perform his duties, the vice chairman, Lei Rigan, would temporarily assume the role of chairman, while board member and deputy general manager, Pang Jing, would act as general manager and legal representative [3].