飞龙股份今日跌停，全天换手率16.13%，成交额25.83亿元，振幅8.82%。龙虎榜数据显示，机构净卖出 2141.97万元，深股通净卖出4613.78万元，营业部席位合计净买入767.47万元。 深交所公开信息显示，当日该股因日跌幅偏离值达-9.80%上榜，机构专用席位净卖出2141.97万元，深 股通净卖出4613.78万元。 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3.95亿元，其中，买入成交额为1.68亿 元，卖出成交额为2.28亿元，合计净卖出5988.28万元。 具体来看，今日上榜的营业部中，共有2家机构专用席位现身，即买五、卖五，合计买入金额2168.43万 元，卖出金额4310.40万元，合计净卖出2141.97万元，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3764.03万元，卖出金额为8377.81万元，合计净卖出4613.78万元。 资金流向方面，今日该股主力资金净流出3.58亿元，其中，特大单净流出2.86亿元，大单资金净流出 7179.22万元。近5日主力资金净流出14.86亿元。 融资融券数据显示，该股最新（8月20日）两融余额为12.21亿元，其中 ...

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | | 002190 | 成飞集成 | 44.35 | 10.00% | 46.69万 | | 20.25亿 | | 301192 | 泰祥股份 | 30.61 | 7.67% | 4.00万 | | 1.22亿 | | 603758 | 秦安股份 | 16.30 | 7.38% | 34.51万 | | 5.62亿 | | 300893 | 松原安全 | 33.95 | 6.16% | 22.28万 | | 7.41亿 | | 600660 | 福耀玻璃 | 64.70 | 5.46% | 75.38万 | | 48.20亿 | | 300998 | 宁波方正 | 25.15 | 4.66% | 9.38万 | | 2.33亿 | | 603922 | 金鸿顺 | 23.24 | 4.40% | 15.43万 | | 3.53亿 | | 603006 | 联明股份 | 14.33 | 3.99% | 11.28万 | | 1.61亿 | ...

A股三大指数21日涨跌不一，截至收盘，沪指涨0.13%，深成指跌0.06%，创业板指跌0.47%，北证50指 数跌1.60%，沪深京三市全天成交额24603亿元，较上日放量119亿元。全市场超2100只个股上涨。 板块 题材上，跨境支付、油气开采及服务、可燃冰板块走高，PCB概念、液冷服务器板块调整。 盘面上， 跨境支付板块全线走强，三未信安、新晨科技20CM涨停封板，中油资本、天融信等涨停封板。油气开 采及服务板块走高，淮油股份涨停封板。可燃冰板块走强，神开股份涨停。PCB概念走弱，崇达技术跌 停。液冷服务器板块走弱，川润股份、飞龙股份、腾龙股份、金田股份跌停。 （来源同花顺，以上信息为南都·湾财社AI大数据自动生成） ...

Market Overview - The market experienced fluctuations with mixed results across the three major indices, with the Shanghai Composite Index rising by 0.13%, while the Shenzhen Component and ChiNext fell by 0.06% and 0.47% respectively [2] - The total trading volume in the Shanghai and Shenzhen markets reached 2.42 trillion yuan, an increase of 158 billion yuan compared to the previous trading day, marking the seventh consecutive day of trading volume exceeding 2 trillion yuan [3] Stock Performance - A significant number of stocks declined, with over 3,000 stocks falling in total. Sectors such as oil and gas, digital currency, beauty care, and banking saw gains, while rare earth permanent magnets, PEEK materials, liquid cooling servers, and CPO sectors faced declines [3] - Several high-profile stocks experienced sharp declines, including Dongxin Co., which dropped over 12% after a substantial increase of over 270% in the past two months [4] - Notably, bank stocks showed resilience, with Agricultural Bank of China and Postal Savings Bank of China both reaching historical highs [9] Company Highlights - Muyuan Foods reported a nearly 9% increase in stock price, driven by a significant rise in its half-year earnings. The company achieved a revenue of 76.46 billion yuan, a year-on-year increase of 34.46%, and a net profit of 10.53 billion yuan, up 1169.77% [13][15] - The company plans to reduce its breeding sow inventory to 3.3 million by the end of the year as part of a national initiative to stabilize pig prices [18] Digital Currency Sector - The digital currency sector has seen a resurgence, with related stocks experiencing significant gains. The sector index rose over 2%, reaching a historical high [19] - Recent positive developments in the digital currency space include suggestions from U.S. Federal Reserve officials to allow staff to hold small amounts of crypto assets, and partnerships in Singapore to facilitate digital currency payments [22][23]

Market Overview - The A-share market experienced a sudden decline in the afternoon, with the Shanghai Composite Index dropping over 0.2% before recovering slightly, while the Shenzhen Component and ChiNext indices fell [2] - The trading volume in the Shanghai and Shenzhen markets exceeded 2 trillion yuan for the first time this year, marking the seventh consecutive trading day of such volume [2] Sector Performance - Securities stocks collectively faced a pullback, with notable declines including Changcheng Securities down over 6% and Hato Securities down over 5% [2][3] - Several high-priced stocks hit the daily limit down, including Lianhuan Pharmaceutical and Zhongdian Xindong, with others like Shunlian Bio and Sainuo Medical dropping over 8% [4] Banking Sector - In contrast, bank stocks showed strength in the afternoon, with Agricultural Bank of China and Postal Savings Bank reaching new historical highs during the session [2] Hong Kong Market - The Hang Seng Index fell over 0.5%, and the Hang Seng Tech Index dropped more than 1% [6] - AAC Technologies Holdings (02018.HK) saw a rapid decline of over 14% following the release of its interim results, despite reporting a revenue of 13.32 billion yuan, a year-on-year increase of 18.4% [6][8] Company Performance - AAC Technologies reported a gross margin of 20.7%, down 0.8 percentage points year-on-year, attributed to changes in product mix, while net profit attributable to shareholders increased by 63.1% to 876 million yuan due to improved profitability in optical business and rapid growth in precision structural components [8] - CICC noted that the overall valuation level of A-shares remains reasonable, but the rapid increase in trading volume may lead to short-term volatility [8]

Market Overview - A-shares experienced a significant rise on August 21, with the Shanghai Composite Index nearing 3800 points, but later turned negative with over 3400 stocks declining and a trading volume of 2.12 trillion yuan [1][3] - The trading volume in the Shanghai and Shenzhen markets has surpassed 2 trillion yuan for seven consecutive trading days, marking the second occurrence in the last decade [5] Sector Performance - Digital currency stocks surged, with several stocks hitting the daily limit, while oil and gas stocks also showed strength [3] - The liquid cooling concept stocks faced a sharp decline, with multiple stocks hitting the limit down, indicating a market correction [6][7] Liquid Cooling Sector - The liquid cooling server concept gained popularity, with the liquid cooling index rising over 35% since July, but signs of irrational speculation emerged as some companies unrelated to liquid cooling saw significant stock price increases [11] - Major players like CoreWeave and Huawei have adopted liquid cooling technology, setting a trend in the industry [10] - The market correction in the liquid cooling sector was linked to a broader downturn in related stocks, with significant drops observed in companies like Feilong and Tenglong [7][11] Rare Earth Permanent Magnet Sector - The rare earth permanent magnet sector also began to correct, with stocks like Jintian and Beikong approaching limit down [12] Banking Sector - The banking sector showed resilience, with the banking index rising by 0.59% and a year-to-date increase of over 16% [14] - Key banks such as Agricultural Bank and Postal Savings Bank reported gains, reflecting positive sentiment in the sector [14] Foreign Investment Trends - A-shares have attracted increased foreign investment, with 663 companies disclosing mid-year reports and 139 companies seeing QFII investments [17] - Korean investors have significantly increased their holdings in Chinese stocks, with a nearly 30% rise in their total investment [18][21] - Global hedge funds are rapidly buying Chinese stocks, driven by expectations of interest rate cuts and improved geopolitical conditions [22]

Group 1 - A-share market experienced a decline in high-performing stocks in the afternoon session, with several companies hitting the daily limit down [1] - Notable companies that faced significant drops include Lianhuan Pharmaceutical, Zhongdian Xindong, Feilong Co., Jintian Co., which all hit the limit down, while Shenlian Biological, Sainuo Medical, Jimin Health, Wolong Electric Drive, Chuanrun Co., Hanzhong Precision, and Guangsheng Tang all fell over 8% [1]

Group 1 - A-share market experienced a decline in high-performing stocks in the afternoon session, with companies such as Lianhuan Pharmaceutical, Zhongdian Xilong, Feilong Co., and Jintian Co. hitting the daily limit down [1] - Other companies like Shenlian Bio, Sainuo Medical, Jimin Health, Wolong Electric Drive, Chuanrun Co., Hanzhong Precision, and Guangsheng Tang saw declines exceeding 8% [1] Group 2 - MACD golden cross signal has formed, indicating a positive trend for certain stocks [2]

液冷板块的退潮来得迅猛而惨烈。8月21日，液冷服务器概念集体跳水，飞龙股份（002536.SZ）腾龙股份（603158.SH）均开盘 闪崩触及跌停，英维克（002837.SZ）、科创信源（831494.BJ）、冰轮环境（000811.SZ）跌超5%。 板块回调与美股市场形成联动。昨夜英伟达盘中一度下挫4%，英特尔收跌近7%。 回溯技术驱动因素，7月初美国云服务商CoreWeave宣布全球率先部署英伟达GB300NVL72系统，成为首家提供该服务的超大规 模AI云服务商，标志着首款GB300NVL72服务器正式出货。该机型单柜功率达120kW，传统风冷已无法满足散热需求，必须采 用全液冷机架级设计。同期，华为昇腾发布的384超节点服务器集群亦采用液冷+微结构导热方案，头部厂商技术路线为产业确 立明确风向标。 液冷服务器概念逐渐受到市场追捧，同花顺iFinD显示，液冷服务器指数自7月份以来累计涨幅超35%，英维克、飞龙股份等多只 相关概念个股股价实现翻倍。 但热度背后潜藏非理性炒作。7月以来涨逾213%的淳中科技（603516.SH）多次公告，公司业务不涉及液冷服务器的生产制造， 仅参与液冷测试平台等测试环节，相 ...

Group 1 - The A-share market experienced a collective pullback in liquid cooling concept stocks, with notable declines in several companies [1] - Feilong Co. and Jintian Co. hit the daily limit down, while Cambridge Technology, Hongfuhang, Tongfei Co., Kexin Innovation Source, and Debang Technology fell over 7% [1] - Other companies such as Fangsheng Co., Binglun Environment, Chuanrun Co., and Dingtong Technology dropped more than 6%, while Gaolan Co., Chuanhuan Technology, Shenling Environment, Liou Co., Yimikang, and Zhongshi Technology saw declines exceeding 5% [1]