龙虎榜复盘 | 海西概念迎来爆发，机构游资合力大买存储股

Group 1 - Institutional investors bought a total of 3.98 billion in Jingzhida, making it the top net purchase stock of the day [1][3] - Jingzhida is developing a next-generation DRAM high-speed testing machine with a high-speed interconnection technology (18Gbps) to meet the testing needs of DDR6/LPDDR6/GDDR7 [3] - The stock price of Jingzhida increased by 15.45% on the day [2] Group 2 - Xiangrikui saw a net purchase of 1.87 billion, ranking second among institutional buys [1] - The stock price of Xiangrikui surged by 19.97% [2] - The memory market is experiencing a price increase cycle, with Samsung and SK Hynix raising DRAM and NAND flash prices by up to 30% in Q4 [4]