Group 1 - A-shares' three major indices closed in the green on December 23, with the energy metals, battery, fiberglass, electronic chemicals, and precious metals sectors leading the gains, while tourism, education, real estate services, aerospace, and software development sectors saw declines [1] - The main funds in the Shanghai and Shenzhen markets experienced a net outflow of 32.218 billion yuan, with six industries receiving net inflows, led by the power equipment industry with a net inflow of 3.656 billion yuan [1] - The defense and military industry, along with the electronics sector, saw the largest net outflows, each exceeding 5 billion yuan, while the communications, computer, and automotive sectors also faced significant outflows [1] Group 2 - Eight stocks received net inflows exceeding 500 million yuan, with Duofuduo leading at 1.248 billion yuan, benefiting from the strong performance of lithium battery concepts [2][3] - The price of battery-grade lithium carbonate rose significantly in November, with an increase of 13.58% from 81,000 yuan/ton to 92,000 yuan/ton, and futures contracts saw a rise of 17.19% [2] - The stock N Nabachuan, which debuted on the same day, saw a remarkable increase of 408.17% and focuses on thermal management products for electric vehicle batteries and fuel vehicles [5] Group 3 - The top stocks with net inflows included Duofuduo, Yingweike, and Ningde Times, with respective inflows of 1.248 billion yuan, 1.035 billion yuan, and 884 million yuan [3] - The stocks with the highest net outflows included Shanzigaoke, Shanghai Hanxun, and Lingyizhi, with outflows of 1.134 billion yuan, 1.062 billion yuan, and 941 million yuan respectively [4] - The tail-end trading session saw significant net inflows in the power equipment sector, with notable inflows from Aerospace Development and Baobian Electric [6][7]

12月23日，上证指数上涨0.07%，深证成指上涨0.27%，创业板指上涨0.41%。盘后龙虎榜数据显示，共有58只个 股因当日异动登上龙虎榜，资金净流入最多的是英维克（002837.SZ），达8.42亿元。 据21投资通智能监测，35只个股龙虎榜出现了机构的身影，北向资金参与龙虎榜中的个股共涉及25只。 8.42亿元资金抢筹英维克，5.15亿元资金出逃航天机电 58只上榜的龙虎榜个股中，28只个股被净买入，30只个股被净卖出。其中，资金净买入最多的是英维克，达8.42 亿元，占总成交金额的11.07%。英维克当日收盘上涨10%，换手率为9.03%。 | 名称 | 涨跌幅 | 龙虎榜净买 | 净买额占 | 换手率 | 解读 | | --- | --- | --- | --- | --- | --- | | | | 额(万元) | 总成交比 | | | | 英维克 | 10% | 84184 | 11.07% | 9.03% | 1家机构买入,成功 | | | | | | | 率35.82% | | 多氟多 | 10.02% | 28002 | 5.07% | 16.22% | 3家机构买入,成功 | | | ...

英维克（002837）市值突破千亿大关。 A股今日（12月23日）走势出现明显分化，以保险、银行为首的大市值个股拉升，小盘股走势疲弱；港股午后下探，恒生指数翻绿。 具体来看，三大股指盘中强势上扬，午后涨幅有所收窄。截至收盘，沪指微涨0.07%报3919.98点，深证成指涨0.27%，创业板指涨 0.41%，中证2000指数跌0.63%，沪深北三市合计成交19216亿元，较此前一日增加近400亿元。 A股市场超3800股飘绿，旅游餐饮、零售、食品饮料等消费板块集体下挫，曲江文旅跌停，近日4连板的庄园牧场逼近跌停；商业航天 概念跳水，顺灏股份跌停，中国卫通跌超9%；光刻机、先进封装等半导体产业链股强势，美埃科技、同飞股份等涨停；液冷服务器等 AI产业链股拉升，英维克（002837）尾盘涨停续创新高；锂电产业链股崛起，奕东电子涨停续创新高，华盛锂电等涨超10%。 此外，今日上市的三只新股——纳百川、锡华科技、天溯计量收盘分别上涨408.2%、264.5%、174.5%，盘中最高攀升至180元/股、46 元/股、150.99元/股，若以上述最高价计算，三股单签最高盈利分别达7.87万元、1.8万元、5.71万元。 港 ...

资金流入比率方面，集泰股份、川润股份、中光防雷等流入比率居前，主力资金净流入率分别为 47.68%、39.27%、31.95%。（数据宝） 液冷服务器概念资金流入榜 | 代码 | 简称 | 今日涨跌幅 | 今日换手率 | 主力资金流量（万 | 主力资金净流入比率 | | --- | --- | --- | --- | --- | --- | | | | （%） | （%） | 元） | （%） | | 601138 | 工业富 | 3.70 | 1.09 | 130424.68 | 9.63 | | | 联 | | | | | | 002837 | 英维克 | 10.00 | 9.03 | 113460.33 | 14.92 | | 002272 | 川润股 份 | 10.02 | 22.45 | 52679.74 | 39.27 | | 002475 | 立讯精 | 0.55 | 1.07 | 48873.55 | 10.84 | | | 密 | | | | | | 300414 | 中光防 雷 | 20.00 | 24.64 | 36841.87 | 31.95 | | 300322 | 硕贝德 | 4. ...

英维克今日涨停，全天换手率9.03%，成交额76.03亿元，振幅11.11%。龙虎榜数据显示，机构净买入 7930.47万元，深股通净卖出3631.11万元，营业部席位合计净买入7.99亿元。 深交所公开信息显示，当日该股因日涨幅偏离值达10.02%上榜，机构专用席位净买入7930.47万元，深 股通净卖出3631.11万元。 证券时报·数据宝统计显示，上榜的前五大买卖营业部合计成交23.70亿元，其中，买入成交额为16.06亿 元，卖出成交额为7.64亿元，合计净买入8.42亿元。 具体来看，今日上榜的营业部中，共有5家机构专用席位现身，即买五、卖二、卖三、卖四、卖五，合 计买入金额5.24亿元，卖出金额4.44亿元，合计净买入7930.47万元，深股通为第二大买入营业部及第一 大卖出营业部，买入金额为2.83亿元，卖出金额为3.19亿元，合计净卖出3631.11万元。 融资融券数据显示，该股最新（12月22日）两融余额为38.24亿元，其中，融资余额为38.00亿元，融券 余额为2415.32万元。近5日融资余额合计增加2.80亿元，增幅为7.96%，融券余额合计减少222.31万元， 降幅8.43%。（ ...

Market Overview - The A-share market experienced fluctuations in the afternoon, with all three major indices briefly turning negative. The Shanghai Composite Index rose by 0.07%, the Shenzhen Component increased by 0.27%, and the ChiNext Index gained 0.41%. The total market turnover was approximately 1.92 trillion yuan, an increase of 39.2 billion yuan compared to the previous trading day [1]. Sector Performance - The sectors of photolithography machines, battery, and energy metals were active, while tourism and commercial aerospace sectors saw adjustments. Notably, the liquid cooling server concept remained vibrant, with several high-position stocks experiencing sharp declines [2]. Individual Stock Highlights - Victory Energy achieved an "8 consecutive limit-up" performance. Invech hit a limit-up and reached a historical high, with a total market value surpassing 100 billion yuan. Zhongji Xuchuang had a trading volume exceeding 14 billion yuan, ranking first in A-share individual stock trading volume [2][6]. - Invech, as a pioneer in the full-chain liquid cooling sector, offers a comprehensive range of products and services, ensuring the operational reliability of liquid cooling systems through self-research, production, delivery, and service [4]. Currency Exchange Rates - On December 23, the RMB exchange rate continued to strengthen, with both offshore and onshore RMB against the US dollar breaking through the 7.02 and 7.03 thresholds, respectively. The central parity rate of the RMB against the US dollar was adjusted up by 49 basis points to 7.0523, marking the highest level since October 2024. Year-to-date, the RMB has appreciated by 1.89% against the US dollar [2]. Future Market Projections - According to a report from Western Securities, the liquid cooling market for Google's TPU v7 and above is expected to reach a scale of 2.4 billion to 2.9 billion USD by 2026, driven by high growth in domestic chip shipments and the rapid adoption of AI supernode systems [5]. - Franklin Templeton Investments believes that technology stocks will outperform the market in 2026, supported by three factors: the evolution of AI, innovation pipelines, and valuation support through strong profit growth [8].

英维克（002837）（002837）市值突破千亿大关。 A股今日（12月23日）走势出现明显分化，以保险、银行为首的大市值个股拉升，小盘股走势疲弱；港股午后下探，恒生指数翻绿。 具体来看，三大股指盘中强势上扬，午后涨幅有所收窄。截至收盘，沪指微涨0.07%报3919.98点，深证成指涨0.27%，创业板指涨 0.41%，中证2000指数跌0.63%，沪深北三市合计成交19216亿元，较此前一日增加近400亿元。 A股市场超3800股飘绿，旅游餐饮、零售、食品饮料等消费板块集体下挫，曲江文旅（600706）跌停，近日4连板的庄园牧场 （002910）逼近跌停；商业航天概念跳水，顺灏股份（002565）跌停，中国卫通（601698）跌超9%；光刻机、先进封装等半导体产业 链股强势，美埃科技、同飞股份（300990）等涨停；液冷服务器等AI产业链股拉升，英维克（002837）尾盘涨停续创新高；锂电产业 链股崛起，奕东电子（301123）涨停续创新高，华盛锂电等涨超10%。 港股方面，地平线机器人跌约4%，快手跌超3%，腾讯控股、京东健康、药明康德（603259）等跌逾2%。 半导体产业链强势 光刻机、先进封装等半 ...

港股方面，地平线机器人跌约4%，快手跌超3%，腾讯控股、京东健康、药明康德等跌逾2%。 A股市场超3800股飘绿，旅游餐饮、零售、食品饮料等消费板块集体下挫，曲江文旅跌停，近日4连板的庄园牧场逼近跌 停；商业航天概念跳水，顺灏股份跌停，中国卫通跌超9%；光刻机、先进封装等半导体产业链股强势，美埃科技、同飞股 份等涨停；液冷服务器等AI产业链股拉升，英维克（002837）尾盘涨停续创新高；锂电产业链股崛起，奕东电子涨停续创 新高，华盛锂电等涨超10%。 此外，今日上市的三只新股——纳百川、锡华科技、天溯计量收盘分别上涨408.2%、264.5%、174.5%，盘中最高攀升至 180元/股、46元/股、150.99元/股，若以上述最高价计算，三股单签最高盈利分别达7.87万元、1.8万元、5.71万元。 半导体产业链强势 英维克（ 002837 ） 市值突破千亿大关 。 A 股今日（ 12 月 23 日 ） 走势 出 现明显分化，以保险、银行为首的大市值个股拉升，小盘股走势疲弱；港股午后下探， 恒生指数翻绿。 具体来看，三大股指盘中强势上扬，午后涨幅有所收窄。截至收盘，沪指微涨0.07%报3919.98点，深证成 ...

Market Overview - The A-share market experienced fluctuations in the afternoon, with all three major indices briefly turning negative. The Shanghai Composite Index rose by 0.07%, the Shenzhen Component increased by 0.27%, and the ChiNext Index gained 0.41%. The total market turnover was approximately 1.92 trillion yuan, an increase of 39.2 billion yuan compared to the previous trading day [1]. Sector Performance - The sectors of photolithography machines, batteries, and energy metals were active, while tourism and commercial aerospace sectors saw adjustments. Notably, the liquid cooling server concept remained vibrant, with several high-position stocks experiencing significant declines [3][4]. Individual Stock Highlights - Victory Energy (001331) achieved an "8 consecutive limit-up" performance. Inveke (002837) hit its daily limit, reaching a historical high of 103.84 yuan per share, with a total market capitalization exceeding 100 billion yuan. Zhongji Xuchuang (300308) had a trading volume exceeding 14 billion yuan, ranking first in A-share individual stock turnover [3][4][10]. - Other stocks such as Yidong Electronics (301123), Zhongguang Lightning Protection (300414), and Tongfei Co. (300990) also reached their daily limit [5][6]. Currency Exchange Rate - On December 23, the RMB exchange rate continued to strengthen, with both offshore and onshore RMB against the US dollar breaking through the 7.02 and 7.03 thresholds, respectively. The central parity rate of the RMB against the US dollar was adjusted up by 49 basis points to 7.0523, marking the highest level since October 2024. Year-to-date, the RMB has appreciated by 1.89% against the US dollar [3]. Liquid Cooling Market Insights - Inveke is recognized as a pioneer in the full-chain liquid cooling sector, offering a comprehensive range of products and services from manufacturing to delivery. The company ensures the operational reliability of liquid cooling systems through self-research, production, delivery, and service [8]. - According to a report by Western Securities, it is projected that Google will ship approximately 2.2 to 2.3 million TPUs of version 7 and above by 2026, estimating the market size for Google’s cabinet liquid cooling to be between 2.4 billion and 2.9 billion USD. The domestic liquid cooling market is expected to experience significant growth due to the high increase in domestic chip shipments and the rapid adoption of AI supernode systems [9]. Technology Stock Trading Volume - Several technology stocks recorded trading volumes exceeding 10 billion yuan. Zhongji Xuchuang led with a turnover of 14.498 billion yuan, followed by Xinyi Sheng (300502) and Industrial Fulian (601138), both surpassing 13 billion yuan [10][11].

Group 1 - The core viewpoint is that liquid cooling solutions are becoming the mainstream technology path for energy saving in data centers due to their higher cooling efficiency and lower PUE, especially after 2025 with significant improvements in AI server power consumption and chip power [1] - The global liquid cooling market is expected to reach $21.8 billion by 2027, driven by accelerated penetration and technology upgrades [1] - The current liquid cooling supply chain is dominated by Taiwanese manufacturers, but domestic manufacturers are presented with significant opportunities as chip manufacturers gradually participate in the liquid cooling supply chain [1] Group 2 - In the A-share market, liquid cooling server concept stocks experienced a surge, with companies like Yidong Electronics and Tongfei Co. both hitting the 20% daily limit, and Invech also reaching its daily limit, marking historical highs for these stocks [3] - Other companies such as Chuanrun Co. and Kuaike Intelligent also saw their stock prices hit the daily limit, with multiple other stocks following suit [3]