A股电力股表现强势，华银电力等多股涨停

Core Viewpoint - The A-share market has seen a strong performance in the power sector, with several stocks hitting the daily limit up and others showing significant gains [1] Group 1: Stock Performance - Companies such as Xiexin Energy Technology, Gan Energy, Henan Energy Holding, and Huayin Power have all reached the daily limit up of 10% [1] - Gansu Energy and Leshan Power have increased by over 7%, while Guang'an Aizhong has risen by over 6% [1] Group 2: Detailed Stock Data - Xiexin Energy Technology (002015) has a market cap of 23 billion and a year-to-date increase of 42.31% [2] - Gan Energy (000899) has a market cap of 14.3 billion and a year-to-date increase of 47.58% [2] - Henan Energy Holding (001896) has a market cap of 20.4 billion and a year-to-date increase of 156.54% [2] - Huayin Power (600744) has a market cap of 16.1 billion and a year-to-date increase of 35.03% [2] - Leshan Power (600644) has a market cap of 7.48 billion and a year-to-date increase of 32.72% [2] - Guang'an Aizhong (600979) has a market cap of 6.74 billion and a year-to-date increase of 21.64% [2] - Other notable companies include Mingxing Power, Electric Investment Green Energy, and Jinkong Power, all showing gains of over 4% [1][2]