A股智能电网股集体走强，南网能源等多股涨停

Core Viewpoint - The A-share market has seen a collective surge in smart grid stocks, indicating strong investor interest and potential growth in this sector [1] Group 1: Stock Performance - China Xidian, Xinlian Electronics, Dingxin Communications, Hancable, Senyuan Electric, Southern Power Grid Energy, and Guangdian Electric all reached the daily limit up [1] - Caneng Power increased by over 9%, while Baobian Electric rose by over 8% [1] - Sanbian Technology saw an increase of over 7%, and Zhenbang Intelligent and Weisheng Information both rose by over 6% [1] - Shuangjie Electric, Guodian Nanzi, and Kelu Electronics all experienced a rise of over 5% [1]