紫光国微拟购买瑞能半导100%股权，芯片ETF天弘（159310）盘中回落，机构：本周是继续布局春季行情的较好窗口

Group 1 - The three major indices collectively declined, with the CSI Chip Industry Index (H30007.CSI) falling by 1.13%. Notable stocks within this index included Unigroup Guowei hitting the daily limit, Baiwei Storage rising nearly 5%, Jiangbolong increasing over 2%, and Shengmei Shanghai and Yake Technology both up nearly 2% [1] - The chip ETF Tianhong (159310) experienced a midday drop, with a transaction volume of 6.3427 million yuan and a real-time premium rate of 0.23% [1] - Unigroup Guowei announced a restructuring plan to acquire 100% of Ruineng Semiconductor Technology Co., Ltd. through a combination of share issuance and cash payment, aiming to enhance its power semiconductor product matrix and complete its semiconductor industry chain layout [1] Group 2 - Haitong International's research report indicated that after a continuous market rise, a certain degree of fluctuation is expected this week, presenting a good opportunity to continue positioning for the spring market [2] - The A-share market outperformed the US stock market last week, with the sentiment for the spring market shifting back to the main line of commercial aerospace, expanding further into AI applications, nuclear fusion, and robotics [2] - The market is anticipated to further consolidate the "technology financing" narrative as IPOs from companies like Changxin, Yushu, Kunlunxin, and Chaogufen continue to progress [2]