Market Overview - On August 21, the computer equipment sector rose by 0.11% compared to the previous trading day, with Sanwei Xinan leading the gains [1] - The Shanghai Composite Index closed at 3771.1, up 0.13%, while the Shenzhen Component Index closed at 11919.76, down 0.06% [1] Top Gainers in Computer Equipment Sector - Sanwei Xinan (688489) closed at 51.70, up 20.01% with a trading volume of 50,900 lots and a transaction value of 255 million [1] - Yuyin Co. (002177) closed at 9.09, up 10.05% with a trading volume of 243,000 lots and a transaction value of 221 million [1] - Tangyuan Electric (300789) closed at 31.99, up 6.60% with a trading volume of 61,700 lots [1] - Newland (000997) closed at 30.68, up 4.75% with a trading volume of 537,700 lots and a transaction value of 1.654 billion [1] Top Losers in Computer Equipment Sector - Luopute (1988899) closed at 17.96, down 6.85% with a trading volume of 104,300 lots and a transaction value of 191 million [2] - Huijin Co. (300368) closed at 15.96, down 6.01% with a trading volume of 949,700 lots and a transaction value of 1.554 billion [2] - Yimikang (300249) closed at 17.26, down 5.94% with a trading volume of 508,500 lots [2] Capital Flow Analysis - The computer equipment sector experienced a net outflow of 2.693 billion from institutional investors, while retail investors saw a net inflow of 2.055 billion [2] - The sector's overall capital flow indicates a mixed sentiment, with institutional selling and retail buying [2] Individual Stock Capital Flow - New Guodu (300130) had a net inflow of 14.8 million from institutional investors, while retail investors had a net outflow of 20.76 million [3] - Yuyin Co. (002177) saw a net inflow of 101 million from institutional investors, but a net outflow of 54.69 million from retail investors [3] - Sanwei Xinan (688489) had a net inflow of 54.64 million from institutional investors, with retail investors experiencing a net outflow of 15.72 million [3]

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 A-share market experienced fluctuations, with a notable drop around 14:20, but managed to recover slightly by the end of the trading session. The Shanghai Composite Index rose by 0.13%, while the Shenzhen Component and ChiNext Index fell by 0.06% and 0.47%, respectively [3][4]. Trading Data - Key trading statistics include: - Highest index value: 3787.98 - Lowest index value: 3757.99 - Total trading volume: 6.92 billion shares - Total trading value: 997.74 billion [4]. Sector Performance - Defensive sectors such as banking, electricity, and coal saw a rebound, while high-flying stocks faced significant declines, leading to a wave of limit-downs in several previously high-performing stocks [11]. Notable Stocks - Stablecoin-related stocks performed well, with companies like Sanwei Xinan and Beixin Yuan hitting the daily limit up. This was attributed to positive news regarding stablecoins that exceeded market expectations [6][12]. - In the agricultural sector, Muyuan Foods reported a total revenue of 76.463 billion, a year-on-year increase of 34.46%, and a net profit of 10.53 billion, marking a 1170% increase year-on-year, achieving a record high for the first half of the year [10]. DeepSeek AI Model Update - DeepSeek released an upgraded AI model, DeepSeek-V3.1, featuring a mixed reasoning architecture that supports both thinking and non-thinking modes, improved efficiency, and enhanced agent capabilities. This upgrade positively impacted DeepSeek-related stocks, which saw a rise in prices towards the end of the trading day [14][12].

Core Points - The Sci-Tech Innovation 50 Index experienced a slight increase, closing at 1149.15 points with a gain of 0.09% and a trading volume of approximately 657.2 billion [1] - Most stocks on the Sci-Tech board declined, with 165 stocks rising; high-priced stocks showed mixed performance while low-priced stocks mostly fell [1] - In specific sectors, stocks related to environmental protection, healthcare, and biopharmaceuticals were active, whereas semiconductor, communication equipment, and electrical equipment stocks declined [1] Trading Performance - On August 21, the average decline for 589 stocks on the Sci-Tech board was 0.93%, with an average turnover rate of 3.82% and a total trading volume of 217.6 billion [1] - The average volatility for the stocks was 4.64% [1] Individual Stock Performance - Sanwei Xinan led the gainers with a 20% increase, while Dongxin Co. had the largest decline at 12.37% [2] - Cambrian's trading volume was the highest at 11.93 billion, while ST Pava had the lowest at 1.439 million [3] Turnover Rate - Yingshi Innovation had the highest turnover rate at 23.30%, while Bairen Medical had the lowest at 0.28% [4]

Market Overview - The three major indices collectively rose, with the Shanghai Composite Index up by 0.35%, the Shenzhen Component Index up by 0.45%, and the ChiNext Index up by 0.21%. However, the North China 50 Index fell by 0.96% [1] - The total trading volume in the Shanghai, Shenzhen, and Beijing markets reached 1.5912 trillion yuan, an increase of 56.2 billion yuan compared to the previous day. Over 2,500 stocks in the market experienced gains [1] Sector Performance - The cross-border payment, oil and gas exploration and services, and combustible ice sectors showed strong performance, while the PCB concept and liquid cooling server sectors experienced adjustments [2] - The cross-border payment sector was particularly strong, with companies such as Sanwei Xinan and New Morning Technology hitting the daily limit, along with Zhongyou Capital and Tianrongxin also reaching the daily limit [2] - The oil and gas exploration and services sector saw gains, with Huaiyou Co. hitting the daily limit [2] - The combustible ice sector performed well, with companies like Xinjing Power and Shenkai Co. rising over 8% [2] - Conversely, the PCB concept weakened, with Chongda Technology nearing the daily limit down [2] - The liquid cooling server sector also declined, with companies like Tenglong Co. and Jintian Co. hitting the daily limit down [2]

Group 1 - The digital currency sector continues to strengthen, with companies such as Jingbeifang, Zhongyou Capital, Sanwei Xinan, Tianrongxin, and Xincheng Technology hitting the daily limit up [1] - Sifang Jingchuang has increased by over 12%, reaching a historical high [1] - Other companies like Kechuang Information, Tianyang Technology, Jinyi Culture, Xinan Century, and Cuiwei Co. also experienced gains [1]

Market Overview - On August 21, digital currencies and RWA concepts experienced a collective surge, with multiple stocks hitting their daily limit up, including Yuyin Co., Tianrongxin, and Zhongyou Capital [1][2] Event Highlights - The Hong Kong Stablecoin Regulation officially came into effect on August 1, marking the world's first comprehensive regulatory framework specifically for fiat-backed stablecoins, which is expected to inject compliance momentum into the digital asset market and open new opportunities in cross-border trade and supply chain finance [3] - The RWA registration platform was launched on August 7, initiated by the Hong Kong Web3.0 Standardization Association, aiming to facilitate the entire process of dataization, assetization, and financialization of RWA assets [3] Institutional Insights - RWA's advantages include increased efficiency and reduced costs, aiding financial globalization and decentralization, with tokenized securities transforming illiquid assets into essential on-chain tools [4] - Several representative asset categories have emerged in practice, including financial assets like gold and bonds, as well as renewable energy assets and intangible assets like carbon credits and intellectual property [4] - Financial institutions are exploring ways to engage in the RWA ecosystem, with commercial banks issuing on-chain deposits or stablecoins to mitigate risks and providing custody and settlement services for large stablecoin issuers [5]

8月21日盘中科创板股三未信安涨停，截至09:37，股价报51.70元，成交1.12亿元，换手率4.60%，振幅 17.04%。 科创板个股中，截至发稿上涨的共有430只，涨幅在10%以上的共有5只，涨幅较高的有三未信安、恒誉 环保、盛科通信-U等，分别上涨20.01%、16.36%、14.95%，下跌的有153只，跌幅较大的有利元亨、深 科达、胜科纳米，分别下跌4.45%、3.97%、3.63%。 资金面上，三未信安上一交易日主力资金净流出1039.30万元，近5日净流入647.66万元。 融资融券数据显示，该股最新（8月20日）两融余额为9072.36万元，其中，融资余额为9072.36万元，较 上一个交易日减少364.05万元，降幅为3.86%；近10日两融余额合计增加581.09万元，增幅为6.84%，其 间融资余额增长6.84%。（数据宝） 注：本文系新闻报道，不构成投资建议，股市有风险，投资需谨慎。 （文章来源：证券时报网） ...

Group 1 - The core viewpoint of the articles highlights the active performance of stablecoin-related stocks, with several companies experiencing significant price increases, indicating a growing interest in the stablecoin market [1] - Goldman Sachs reports a new expansion cycle in the stablecoin market, with potential market size reaching trillions of dollars, emphasizing that the payment sector will be a key driver for the total addressable market (TAM) of stablecoins [1] - Federal Reserve Governor Waller supports the advancement of technology and innovation in digital assets and AI to modernize the U.S. payment system and stimulate economic growth, coinciding with the Fed's mention of stablecoins in its July monetary policy meeting minutes [1] Group 2 - The Federal Reserve's July meeting minutes discuss the recent and future developments of payment stablecoins and their potential impact on the financial system, noting that the passage of the GENIUS Act may increase the use of payment stablecoins [2] - Participants in the Fed meeting expressed that payment stablecoins could enhance the efficiency of the payment system and potentially increase demand for the underlying assets, including U.S. Treasury securities [2] - Concerns were raised regarding the broader implications of stablecoins on banks, the financial system, and monetary policy implementation, highlighting the need for close monitoring of the assets backing stablecoins [2]

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：688489证券简称：三未信安 公告编号：2025-059 三未信安科技股份有限公司 股东减持股份计划公告 本公司董事会、全体董事及相关股东保证本公告内容不存在任何虚假记载、误导性陈述或者重大遗漏， 并对其内容的真实性、准确性和完整性依法承担法律责任。 重要内容提示： ●大股东的基本情况 中国互联网投资基金（有限合伙）（以下简称"中网投"）持有公司604.5720万股，占公司总股本的比例 为5.27%。以上股份来源于公司首次公开发行前取得的股份及公司实施资本公积金转增股本取得的股 份，且于2023年12月4日上市流通。 ●减持计划的主要内容 二、减持计划的主要内容 ■ 自本减持计划公告披露之日起的15个交易日后的3个月内，中网投拟采用集中竞价方式减持不超过 114.00万股，即不超过公司总股本的1%； ●公司控股股东、实际控制人，现任董事、监事、高级管理人员暂无减持计划，本次减持计划的实施不 会对公司治理结构及持续经营产生重大影响。 一、减持主体的基本情况 ■ 上述减持主体无一致行动人。 大股东过去12个月内减持股份情况 ■ 预披露期间，若公司股票发 ...