Wuhan Yifi Laser (SH:688646) Ge Long Hui·2025-09-15 08:03Core Viewpoint - ST Yifei (688646.SH) is actively developing technologies and equipment applicable to solid-state battery manufacturing, indicating a strategic focus on this emerging market [1] Group 1: Equipment and Technology Development - The company has core equipment and related technologies, including battery cell assembly equipment, module PACK equipment, and smart logistics systems, that can be utilized in solid-state battery production [1] - ST Yifei has developed laser ultrafast processing equipment and laser groove processing equipment for the production of solid-state battery electrodes, with some products already sold and delivered [1] Group 2: Robotics Investment - The company has invested in establishing a humanoid robot company, with its joint venture, Wuyi Technology, holding a 29.75% stake, while ST Yifei directly holds 5% [1]