英诺激光(301021.SZ)：针对BC电池的提效设备业务进展顺利

Group 1 - The core viewpoint of the article is that Inno Laser (301021.SZ) has made significant progress in its efficiency enhancement equipment business for BC batteries, having completed mass production verification [1] Group 2 - The company has communicated its advancements through an investor interaction platform, indicating a positive outlook for its business development in the battery sector [1]