北证50涨超5% 多股涨超25%

Group 1 - The Beizheng 50 Index increased by over 5%, reaching a new historical high on August 18 [1] - Haineng Technology achieved a consecutive two-day limit-up, indicating strong market performance [1] - Haidar and Jinsai Technology also hit the daily limit, showcasing significant investor interest [1] Group 2 - Shuguang Shuchuang, Guoyuan Technology, and Rongyi Precision all saw their stock prices rise by over 25%, reflecting positive market sentiment [1]