A股电力板块异动拉升，晋控电力封板涨停，淮河能源此前涨停，华电辽能、九洲集团、大唐发电、豫能控股等跟涨。

Core Viewpoint - The A-share power sector experienced significant upward movement, with Jin控电力 hitting the daily limit, followed by previous gains from 淮河能源 and other companies in the sector [1] Company Summary - Jin控电力 reached the daily limit on its stock price, indicating strong investor interest and confidence in the company [1] - 淮河能源 also previously hit the daily limit, showcasing its robust performance in the market [1] - Other companies such as 华电辽能, 九洲集团, 大唐发电, and 豫能控股 also saw increases in their stock prices, reflecting a broader positive trend in the power sector [1]