Market Overview - The Shanghai Composite Index increased by 3.49% this week, with 92 stocks having a turnover rate exceeding 100% [1] - Among the stocks with a turnover rate over 100%, the machinery equipment sector had the highest representation with 23 stocks, followed by electronics and computers with 15 and 14 stocks respectively [1] High Turnover Stocks - Guangdong Jianke had the highest turnover rate at 251.47%, with a slight price decline of 0.14% over the week. The stock appeared on the daily trading list three times due to significant turnover and price movements [1] - Hengbao Co., Ltd. followed with a turnover rate of 215.75% and a price drop of 0.55%. It also appeared on the trading list multiple times due to high turnover and price deviations [1] - Kexin Information ranked third with a turnover rate of 214.55% and a price increase of 33.94%, indicating strong investor interest [2] Fund Flow Analysis - Guangdong Jianke experienced a net outflow of 33 million yuan in principal funds, while Hengbao Co., Ltd. saw a significant net outflow of 1.798 billion yuan [1][2] - Kexin Information had a net inflow of 10 million yuan in principal funds, reflecting positive market sentiment towards the stock [2] Performance Metrics - Stocks with a turnover rate over 100% averaged a weekly increase of 6.65%, with 62 stocks rising and 30 stocks declining [2] - The top gainers included Yuyin Co. with a 46.20% increase, Kexin Information with a 33.94% increase, and Haidaer with a 33.78% increase [2] Earnings Reports - Among the high turnover stocks, 34 have released mid-year reports, with Hanyu Pharmaceutical showing the highest net profit growth of 1504.30% year-on-year [2] - 18 stocks have announced half-year performance forecasts, with 8 expecting profit increases and 4 expecting to turn profitable [2]

Group 1 - The stock price of Guangdong Jianke closed at 37.40 yuan on August 21, 2025, down by 1.84 yuan, representing a decline of 4.69% from the previous trading day [1] - The trading volume for the day was 269,398 hands, with a total transaction amount of 1.014 billion yuan [1] - Guangdong Jianke operates in the professional services industry, primarily focusing on housing inspection and related fields [1] Group 2 - The company is registered in Guangdong Province and is associated with the robotics concept, also classified as a newly registered stock under the registration system [1] - During the trading session on August 21, the stock experienced significant volatility, with a rapid rebound of over 2% within 5 minutes in the morning session, followed by a quick pullback of more than 2% [1] - This indicates active trading in the market on that day [1]

Market Performance - The ChiNext Index fell by 0.47%, closing at 2595.47 points, with a total trading volume of 656.375 billion yuan, an increase of 5.838 billion yuan compared to the previous trading day [2] - Among the tradable ChiNext stocks, 453 stocks closed higher, with 17 stocks rising over 10%, including Hangzhou High-tech and Beixin Source, which hit the daily limit [2] - The average turnover rate for ChiNext stocks today was 5.72%, with 45 stocks having a turnover rate exceeding 20% [2] High Turnover Stocks - The highest turnover rate was for Kexin Information, which closed up 13.17% with a turnover rate of 47.05% and a trading volume of 1.975 billion yuan [2][6] - Other notable high turnover stocks included Zhihua Power, which rose 2.54% with a turnover rate of 44.68%, and Boyuan Shares, which increased by 10.25% with a turnover rate of 40.62% [2][6] Institutional Activity - Seven high turnover ChiNext stocks appeared on the Dragon and Tiger List, with institutional participation noted in all of them [4] - Boyuan Shares saw a net institutional purchase of 37.8327 million yuan, while Beixin Source had a net purchase of 4.4452 million yuan [4] Fund Flow - Among high turnover stocks, 26 experienced net inflows of main funds, with Beixin Source leading at 825 million yuan, followed by Meiri Interactive and Sifang Precision with 356 million yuan and 333 million yuan, respectively [5] - Conversely, stocks like Chuanhuan Technology and Gaolan Shares faced significant net outflows of 227 million yuan and 177 million yuan, respectively [5] Earnings Reports - Nine high turnover stocks released semi-annual reports, with notable profit growth from Liyuan Information, Jinlu Electronics, and Tianyuan Dike, showing increases of 65.79%, 32.19%, and 13.97% in net profit, respectively [5] - Four stocks issued earnings forecasts, with three expecting profit increases, including Huacan Optoelectronics, which anticipates a net profit of -120 million yuan, reflecting a 51.30% year-on-year increase [5]

（原标题：广东建科换手率39.12%，龙虎榜上机构买入1876.57万元，卖出3095.10万元） 广东建科今日下跌4.69%，全天换手率39.12%，成交额10.14亿元，振幅10.17%。龙虎榜数据显示，机构净卖出1218.52万元，营业部席位合计净买 入1373.23万元。 深交所公开信息显示，当日该股因日换手率达39.12%上榜，机构专用席位净卖出1218.52万元。 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1.57亿元，其中，买入成交额为7923.42万元，卖出成交额为7768.71万元，合计净 买入154.71万元。 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，即买二、卖一、卖二，合计买入金额1876.57万元，卖出金额3095.10万元，合计净 卖出1218.52万元。 资金流向方面，今日该股主力资金净流出1.02亿元，其中，特大单净流出5217.00万元，大单资金净流出4962.57万元。近5日主力资金净流入17.21 万元。（数据宝） 广东建科8月21日交易公开信息 | 买/卖 | 会员营业部名称 | 买入金额（万元） | 卖出金额（万元） | | --- | - ...

广东建科8月20日交易公开信息 | 买/ | 会员营业部名称 | 买入金额（万 | 卖出金额（万 | | --- | --- | --- | --- | | 卖 | | 元） | 元） | | 买一 | 中信建投证券股份有限公司深圳深南中路证券营业部 | 5160.12 | 0.00 | | 买二 | 中天证券股份有限公司深圳分公司 | 2340.61 | 0.00 | | 买三 | 东方财富证券股份有限公司拉萨团结路第二证券营业部 | 1627.17 | 1167.73 | | 买四 | 机构专用 | 1535.33 | 2247.48 | | 买五 | 东方财富证券股份有限公司拉萨金融城南环路证券营业 部 | 1410.07 | 573.33 | | 卖一 | 中国银河证券股份有限公司宜昌新世纪证券营业部 | 15.78 | 5708.22 | | 卖二 | 机构专用 | 194.36 | 4615.29 | | 卖三 | 东亚前海证券有限责任公司苏州分公司 | 8.79 | 4530.15 | | 卖四 | 中国国际金融股份有限公司上海分公司 | 501.44 | 4525.00 | | 卖五 | 机构 ...

Core Viewpoint - Guangdong Jiankang (301632) emphasizes its commitment to strict information disclosure practices in accordance with relevant regulations, particularly regarding contract amounts that meet disclosure standards [1] Group 1 - The company responds to investor inquiries on August 20, indicating its adherence to information disclosure requirements [1] - The company will promptly fulfill its information disclosure obligations when it wins bids or signs contracts that reach the disclosure threshold [1]

Group 1 - The company, Guangdong Jiankao, has a strong technical foundation in the construction engineering testing field and possesses certain independent research and development capabilities [1] - The company has developed several advanced robotic technologies, including an all-terrain tunnel inspection robot, a smart inspection sentinel robot, and the LuxBot intelligent illumination inspection robot [1] - Currently, these developed robots have not partnered with mainstream robotic companies in the market [1]

以上内容为证券之星据公开信息整理，由AI算法生成(网信算备310104345710301240019号)，不构成投 资建议。 证券之星消息，8月20日A股收盘，上证指数报收3766.21，上涨1.04%；深圳成指报收11926.74，上涨 0.89%。 当日创业板换手率前10大个股中7只个股收涨，平均涨幅3.56%，其中广东建科（301632）以换手率 62.27%排第一，7只个股近5个交易日中多次上榜。 ...

（原标题：广东建科换手率66.58%，机构龙虎榜净买入8647.85万元） 广东建科今日涨停，全天换手率66.58%，成交额19.03亿元，振幅26.74%。龙虎榜数据显示，机构净买入8647.85万元，营业部席位合计净买入1.11 亿元。 深交所公开信息显示，当日该股因日收盘价涨幅达20.00%、日换手率达66.58%上榜，机构专用席位净买入8647.85万元。 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3.76亿元，其中，买入成交额为2.87亿元，卖出成交额为8963.53万元，合计净买入 1.97亿元。 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，即买三、买四，合计买入金额8954.36万元，卖出金额306.51万元，合计净买入 8647.85万元。 资金流向方面，今日该股主力资金净流入4.06亿元，其中，特大单净流入4.15亿元，大单资金净流出868.72万元。近5日主力资金净流入4.61亿元。 （数据宝） 广东建科8月19日交易公开信息 数字经济ETF (产品代码: 560800) ★ 跟踪：中证数字经济主题指数 近五日涨跌:6.38% 市盈率: 65.96倍 资金流向：最 ...

Core Viewpoint - The professional services sector experienced a slight increase of 0.27% on August 19, with Guangdong Jianke leading the gains, while the overall market indices showed minor declines [1] Group 1: Market Performance - The Shanghai Composite Index closed at 3727.29, down 0.02% [1] - The Shenzhen Component Index closed at 11821.63, down 0.12% [1] Group 2: Individual Stock Performance - Guangdong Jianke (301632) closed at 44.36, up 19.99% with a trading volume of 458,500 shares and a transaction value of 1.903 billion yuan [1] - Lingdian Youshu (301169) closed at 48.16, up 3.21% with a trading volume of 31,500 shares and a transaction value of 151 million yuan [1] - Jianyan Institute (603183) closed at 4.58, up 3.15% with a trading volume of 151,000 shares and a transaction value of 6.83084 million yuan [1] - Anbang Guard (603373) closed at 56.03, up 2.08% with a trading volume of 37,500 shares and a transaction value of 207 million yuan [1] - Zhongjin Fuzhao (300962) closed at 18.34, up 1.78% with a trading volume of 82,700 shares and a transaction value of 151 million yuan [1] - Zhonggang Tianyuan (002057) closed at 10.47, up 1.75% with a trading volume of 460,100 shares and a transaction value of 478 million yuan [1] - Kaipu Testing (300008) closed at 23.01, up 1.50% with a trading volume of 20,500 shares and a transaction value of 4.67427 million yuan [1] - Anche Testing (300572) closed at 26.25, up 1.12% with a trading volume of 159,800 shares and a transaction value of 417 million yuan [1] - Miao Conference (300795) closed at 15.49, up 0.58% with a trading volume of 31,100 shares and a transaction value of 4.80736 million yuan [1] - Yuanjian Group (603060) closed at 7.17, up 0.56% with a trading volume of 69,100 shares and a transaction value of 4.92956 million yuan [1] Group 3: Capital Flow - The professional services sector saw a net inflow of 250 million yuan from institutional investors, while retail investors experienced a net inflow of 42.7344 million yuan [1] - However, there was a net outflow of 293 million yuan from speculative funds [1]