中字头板块异动拉升 中国电建涨停

Group 1 - The core point of the article highlights a significant upward movement in the "Zhongzi" sector, with notable stocks such as China Electric Power Construction reaching their daily limit increase [2] - Other companies in the sector, including China Energy Construction, China Communications Construction, China Nuclear Engineering, China Railway, and China Railway Construction, also experienced rapid gains during the trading session [2]