A股TOPCON电池概念持续走强，百搭精工、星帅尔封板涨停，ST泉为涨超8%，英杰电气、宇晶股份、宝馨科技、海目星等跟涨。

Core Viewpoint - The A-share TOPCON battery concept continues to strengthen, with several companies experiencing significant stock price increases, indicating a positive market sentiment towards this sector [1] Company Performance - Baida Precision and Xing Shuai Er both reached the daily limit increase, indicating strong investor interest and confidence in their performance [1] - ST Quanwei saw an increase of over 8%, reflecting a robust market response [1] - Other companies such as Yingjie Electric, Yujing Co., Baoxin Technology, and Haimeixing also experienced stock price increases, showcasing a broader trend of growth within the sector [1]