A股电源设备股走强，通润装备、伊戈尔涨停

Core Viewpoint - The A-share market has seen a strong performance in the power equipment sector, with several stocks reaching their daily limit up. Group 1: Stock Performance - Tongrun Equipment and Igor both hit the daily limit up [1] - Nandu Power surged over 8% [1] - Penghui Energy increased by more than 7% [1] - Shenghong Co., Haibosi Chuang, and Yiwei Lithium Energy all rose over 6% [1] - Jing Shan Light Machine, Sunshine Power, and Oriental Sunrise gained over 5% [1] - Suwen Electric and Junda Co. increased by more than 4% [1]