云计算板块持续拉升，拓维信息涨停

Group 1 - The cloud computing sector is experiencing a significant rise, with stocks such as Tuowei Information (002261) hitting the daily limit, and Hongbo Shares (002229) previously reaching the daily limit [1] - Other companies showing notable gains include Meiri Interactive (300766), Yunsai Zhili (600602), Tongniu Information (300895), and Hongjing Technology (301396) [1] Group 2 - Dark pool funds are flowing into these stocks, indicating increased investor interest [2]