突然爆了！多股涨停！

Market Overview - The A-share market experienced fluctuations with the ChiNext index dropping over 1% at one point, while the Shanghai Composite Index fell by 0.19%, and the Shenzhen Component Index decreased by 0.52% [1] - The deep-sea technology sector saw significant gains, with stocks in engineering machinery, energy equipment, and precious metals leading the rise, while sectors like education, advanced packaging, and communication equipment faced notable declines [3] Sector Performance - The deep-sea technology concept stocks surged, with companies such as ShenKai Co., KaiChuang International, ZhenHua Heavy Industries, and JuLi Sockets hitting the daily limit [5] - The aquaculture sector also performed well, with GuoLian Aquatic Products rising over 17%, and companies like KaiChuang International, ZhongShui Fisheries, and BaiYang Co. achieving daily limits [7] Stock Highlights - GuoLian Aquatic Products reached a price of 4.35, with a rise of 19.83% and a trading volume of 234 million [6] - HaiLanXin saw a price of 20.78, increasing by 13.18% with a trading volume of 135 million [6] - ZhenHua Heavy Industries and JuLi Sockets both increased by 10% [6] Policy and Strategic Developments - The Central Financial Committee's sixth meeting emphasized the need to promote high-quality development of the marine economy, enhance top-level design, and increase policy support to encourage social capital participation [9] - The meeting also highlighted the importance of improving independent innovation capabilities in marine technology and fostering leading marine technology enterprises [9] Company News - LingHang Pharmaceutical Biotechnology experienced a dramatic rise of 239.81% at one point, later stabilizing to a 67% increase after announcing a memorandum of understanding to acquire a target company's entire equity, contingent on the target company's acquisition of Conflux blockchain-related assets [10]