Wuhan Yifi Laser (SH:688646) Mei Ri Jing Ji Xin Wen·2025-11-07 11:27Core Viewpoint - The company ST Yifei (688646.SH) has successfully overcome key technical challenges in the manufacturing of cylindrical all-tab batteries, leading to a strong order situation for its equipment and recognition from domestic and international clients [2]. Group 1: Technical Challenges - The main technical difficulties in the manufacturing process of cylindrical all-tab batteries include precision and flatness control of the positive and negative electrode current collectors, welding of high-reflectivity materials, control of welding penetration thickness, and control of temperature rise during welding [2]. Group 2: Market Outlook - The market prospects for large cylindrical all-tab batteries are promising, with the company’s strategic partner, Jinyu New Energy, having launched the "Wuji" all-solid-state lithium metal cylindrical battery, which has been officially delivered to a leading international client [2]. Group 3: Equipment Orders - The company currently has a robust order situation for its cylindrical cell equipment, indicating strong demand and confidence in its technology [2].