珠海冠宇：公司有“大圆柱”电池的技术储备，同时，公司半固态电池已量产

Core Insights - The major technology project "Precision Laser Welding Key Technology and Equipment for Large Cylindrical Battery Full Tab" was officially launched on August 29 in Wuhan, involving companies like Yifei Laser, Yiwei Lithium Energy, and Guoxuan High-Tech [1] - The large cylindrical battery exhibits excellent comprehensive performance and is applicable in various fields including new energy vehicles, two/three-wheelers, energy storage, power tools, and emerging sectors such as 3C consumer electronics, eVTOL, drones, electric ships, and robotics, indicating explosive market demand [1] Company Developments - Zhuhai Guanyu (688772.SH) confirmed on November 6 that the company has technological reserves for large cylindrical batteries and has already achieved mass production of semi-solid batteries, while all-solid batteries are under orderly development [1] - The company plans to actively explore corresponding technological paths based on market demand and will provide updates through future announcements [1]