服务器PCB+CPO+一季报高增长，这家公司获净买入！

Market Overview - The market experienced a strong upward trend throughout the day, with the ChiNext Index leading the gains and the Shanghai Composite Index approaching 3500 points. The total trading volume in the Shanghai and Shenzhen markets reached 1.45 trillion, an increase of 245.3 billion compared to the previous trading day [1]. Stock Performance - The market showed a mixed performance with more stocks rising than falling, as over 4200 stocks recorded gains [2]. - In terms of sectors, computing hardware stocks saw a collective surge, with Industrial Fulian hitting the daily limit and companies like Shenghong Technology reaching new historical highs. Additionally, photovoltaic concept stocks experienced a rebound, with major stocks like Tongwei Co. hitting the daily limit and popular stock Yamaton achieving a "limit-up" performance [3]. Sector Activity - Various sectors such as large finance, stablecoins, and gaming showed active trading. The photovoltaic, PCB, CPO, and gaming sectors led in terms of gains, while insurance, banking, and electricity sectors faced declines [4]. Institutional Activity - Institutional participation increased compared to the previous day, with 20 stocks having a net trading amount exceeding 10 million. Among these, 6 stocks were net bought and 14 were net sold. Notable net purchases included Dazhihui at 540 million, Zhongyou Capital at 93.46 million, and Saili Medical at 83.14 million, while Dongcai Technology was net sold [5].