电力板块探底回升，豫能控股触及涨停

Group 1 - The power sector is experiencing a rebound, with companies such as Yunnan Energy Holding (豫能控股, 001896) hitting the daily limit up, and Huaneng Power (华银电力, 600744) approaching the limit up [1] - Other companies in the sector, including Yongtai Energy (永泰能源, 600157), Changjiang Electric Power (长江电力, 600900), and Hunan Development (湖南发展, 000722), are also seeing upward movement in their stock prices [1] - There is a notable trend in dark pool capital flows, indicating early signals of stock accumulation by major investors [1]