智谱AI概念股拉升，视觉中国直线涨停

Group 1 - The core viewpoint of the article highlights a surge in AI concept stocks, particularly with Vision China (000681) hitting the daily limit up, indicating strong investor interest and market momentum [1] - Donghua Software (002065) also reached the daily limit up, showcasing a similar trend among AI-related stocks [1] - Other companies such as Caixun Co. (300634), Huayu Software (300271), and Haitai Ruisheng (688787) experienced significant price increases, reflecting a broader rally in the sector [1] Group 2 - There is a notable influx of dark pool capital into these stocks, suggesting increased institutional interest and potential for further price appreciation [1]