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]

Market Overview - On December 23, the Shanghai Composite Index rose by 0.07%, the Shenzhen Component Index increased by 0.27%, and the ChiNext Index gained 0.41% [2] - A total of 58 stocks appeared on the "Dragon and Tiger List" due to significant trading activity, with the highest net inflow of funds recorded for Yingweike (002837.SZ) at 842 million yuan [2][4] Stock Performance - Yingweike saw a net buying amount of 842 million yuan, accounting for 11.07% of the total trading volume, and closed up by 10% with a turnover rate of 9.03% [2][4] - The stock with the highest net outflow was Aerospace Machinery (600151.SH), which experienced a net selling of 515 million yuan, representing 12.02% of the total trading volume, and closed down by 9.98% with a turnover rate of 17.86% [2][5] Institutional Activity - Institutions were active in 35 stocks on the Dragon and Tiger List, with a total net buying of 526 million yuan, comprising 15 net buyers and 20 net sellers [5][6] - The stock with the highest institutional net buying was Duofuduo (002407.SZ), which closed up by 10.02% and had a turnover rate of 16.22% [6] Northbound Capital - Northbound funds participated in 25 stocks on the Dragon and Tiger List, with a total net buying of 561 million yuan [11] - The stock with the highest net buying from northbound funds was Guojijin (002046.SZ), with a net inflow of 238 million yuan, accounting for 6.18% of the total trading volume [11] Common Trends - Both institutions and northbound funds jointly net bought stocks such as Guojijin, Hainan Haiyao, Hongda Electronics, and others, while they jointly net sold stocks like Junda Shares, Tianji Shares, and others [15][16]

Group 1 - The liquid cooling server concept increased by 1.56%, ranking 6th among concept sectors, with 100 stocks rising, including Tongfei Co., Yidong Electronics, and Zhongguang Lightning Protection, which all hit a 20% limit up [1] - Major gainers in the liquid cooling server sector included Chuanrun Co. (up 10.02%), Kuaike Intelligent (up 10.01%), and Shenling Environment (up 13.69%) [1][3] - The sector saw a net inflow of 1.996 billion yuan, with 83 stocks receiving net inflows, and 18 stocks exceeding 100 million yuan in net inflows, led by Industrial Fulian with 1.304 billion yuan [2][3] Group 2 - The top three stocks by net inflow ratio were Jitai Co. (47.68%), Chuanrun Co. (39.27%), and Zhongguang Lightning Protection (31.95%) [3] - The liquid cooling server sector's performance was supported by significant trading volumes, with Industrial Fulian having a turnover rate of 1.09% and Yinvike at 9.03% [3][4] - Stocks like Tongfei Co. and Yidong Electronics achieved a 20% increase, indicating strong market interest and potential growth in the sector [1][4] Group 3 - The overall market sentiment showed a mixed performance, with some sectors like photolithography and fluorochemical concepts gaining, while others like terahertz and military information technology faced declines [2] - The liquid cooling server sector's positive performance contrasts with the broader market trends, highlighting its potential as a growth area [2][3] - The data indicates a robust interest from institutional investors in the liquid cooling server sector, suggesting confidence in its future prospects [2][3]

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]

Market Performance - The A-share market saw mixed performance with the Shanghai Composite Index rising by 0.07% to 3919.98, the Shenzhen Component Index increasing by 0.27% to 13368.99, and the ChiNext Index up by 0.41% to 3205.01 [2] Sector Highlights - The lithium battery industry chain led the market, while stocks related to the Hainan Free Trade Zone remained active. The photolithography machine sector continued its strong performance, and energy metal stocks showed excellent results. However, sectors like commercial aerospace, consumer goods, and intelligent driving experienced adjustments [2] Notable Stocks - Several stocks in the liquid cooling server concept saw significant gains, with companies like Chuanrun Co., Yingweike, Tongfei Co., and Zhongguang Fanglei all hitting the daily limit of +20% [3] - Other notable gainers included Shenling Environment (+13.69%), Chuanrun Co. (+10.02%), and Yingweike (+10.00%) [3] Declining Stocks - The commercial aerospace sector faced declines, with stocks like Shunhao Co. and Huati Technology hitting the daily limit down, while others like Jiuzhiyang and Tianyin Machinery fell over 10% [3][4] - Notable decliners included Xingchen Technology (-13.31%), Jiuzhiyang (-12.23%), and Huati Technology (-10.01%) [4] Trading Volume - The total trading volume in the Shanghai and Shenzhen markets reached 1.9 trillion, an increase of 37.9 billion compared to the previous trading day, with over 3800 stocks declining [4] Capital Flow - Main capital flows showed net inflows into sectors like batteries, basic chemicals, and precious metals, while there were net outflows from communication equipment, aerospace, and semiconductors. Specific stocks like Industrial Fulian, Duofluo, and Yingweike saw net inflows of 1.348 billion, 1.247 billion, and 996 million respectively [6][7] Institutional Insights - Guorong Securities predicts a continuation of a strong market trend into 2026 [8] - Shenwan Hongyuan emphasizes a nuanced view of trading volume, suggesting that high trading volume does not necessarily indicate a positive market trend [9] - Qianhai Bourbon Fund believes that structural fluctuations will not alter the slow bull market pattern, with expectations for expanded bull market space next year [10]