高端PCB+光通信+机器人，这家公司获净买入

Market Overview - The market showed strong performance throughout the day, with the three major indices rebounding significantly, and both the ChiNext Index and the Shenzhen Component Index reaching new highs for the year [1] - The total trading volume in the Shanghai and Shenzhen markets was 2.44 trillion, an increase of 459.6 billion compared to the previous trading day [1] Sector Performance - The market saw active rotation of hotspots, with over 4,200 stocks rising, indicating a bullish sentiment [2] - The computing hardware sector performed strongly, with Industrial Fulian achieving a consecutive two-day increase and hitting a historical high [2] - Satellite internet concept stocks continued their strong performance, with Oriental Communication also achieving a consecutive two-day increase [2] - Chip concept stocks collectively surged, with Haiguang Information hitting the daily limit [2] - In contrast, the film and theater sector showed weakness, with Happiness Blue Sea experiencing a significant decline [2] - The CPO, PCB, and liquid cooling service sectors led in gains, while precious metals, oil and gas, and tourism sectors faced declines [2] Institutional Activity - Institutional participation increased compared to the previous day, with 24 stocks having a net buy/sell amount exceeding 10 million [3] - Among these, 11 stocks were net bought, including Dongshan Precision with 238 million, Beifang Changlong with 102 million, and Sanwei Communication with 55.14 million [3] - Conversely, net selling was observed in Haiguang Information at 438 million, Luxshare Precision at 420 million, and Tianji Shares at 107 million [3]