Market Performance - On August 22, the infrastructure sector rose by 0.84% compared to the previous trading day, with Pudong Construction leading the gains [1] - The Shanghai Composite Index closed at 3825.76, up 1.45%, while the Shenzhen Component Index closed at 12166.06, up 2.07% [1] Top Gainers in Infrastructure Sector - Pudong Construction (600284) closed at 8.44, with a gain of 10.04% and a trading volume of 766,100 shares, amounting to a transaction value of 628 million yuan [1] - Garden Shares (605303) closed at 20.04, up 9.99%, with a trading volume of 24,400 shares [1] - Oriental Landscape (002310) closed at 2.32, increasing by 5.94%, with a trading volume of 1,927,400 shares [1] Decliners in Infrastructure Sector - Hongrun Construction (002062) closed at 6.80, down 5.03%, with a trading volume of 1,129,400 shares and a transaction value of 773 million yuan [2] - Wenke Shares (002775) closed at 4.79, decreasing by 4.58%, with a trading volume of 523,300 shares [2] - Guanzhong Ecology (300948) closed at 11.96, down 2.92%, with a trading volume of 82,400 shares [2] Capital Flow Analysis - The infrastructure sector saw a net inflow of 187 million yuan from institutional investors, while retail investors experienced a net outflow of 27.54 million yuan [2] - Major stocks like Pudong Construction and Xinjiang Communications Construction attracted significant institutional investment, with net inflows of 132 million yuan and 97.48 million yuan respectively [3] Summary of Capital Flows for Key Stocks - Pudong Construction (600284) had a net inflow of 132 million yuan from institutional investors, while retail investors had a net outflow of 58.41 million yuan [3] - Xinjiang Communications Construction (002941) saw a net inflow of 97.48 million yuan from institutional investors, with retail investors experiencing a net outflow of 87.83 million yuan [3] - China Communications Construction (601800) had a net inflow of 80.67 million yuan from institutional investors, while retail investors faced a net outflow of 43.59 million yuan [3]

Group 1 - A total of 69 stocks reached the daily limit up today, with 11 stocks achieving consecutive limit ups [1] - 10 stocks attempted to limit up but failed, resulting in a limit up rate of 87% (excluding ST and delisted stocks) [1] - Key focus stocks include Kosen Technology with a 6-day consecutive limit up, Wantong Development with 6 limit ups in 11 days, and Garden Shares with 5 consecutive limit ups [1] Group 2 - Digital currency concept stock Yuyin Co. achieved 4 consecutive limit ups, while power sector stock Shimao Energy also reached 4 consecutive limit ups [1]

Group 1 - A total of 43 stocks reached the daily limit up in the market today, with 8 stocks achieving consecutive limit ups [1] - 12 stocks attempted to reach the limit but failed, resulting in a limit-up rate of 78% (excluding ST and delisted stocks) [1] - Key focus stocks include Garden Holdings, which achieved a limit up for 5 consecutive days, and Wanto Development, a computing chip concept stock, which has seen 6 limit ups in 11 days [1] Group 2 - Yuyin Co., a digital currency concept stock, has achieved 4 consecutive limit ups [1]

Core Points - The stock of the company has hit the daily limit up for five consecutive trading days, with a current price of 20.04 yuan and a total market capitalization of 3.231 billion yuan [2] - During the consecutive limit-up period, the stock has increased by 61.09% with a cumulative turnover rate of 42.03% [2] - The company reported a total revenue of 167 million yuan in the first quarter, representing a year-on-year growth of 22.31%, while the net profit was -16 million yuan, showing a year-on-year increase of 11.80% [2] Trading Performance - The stock's daily performance over the past few days shows significant fluctuations, with the highest daily increase of 10.02% on August 21, 2025, and a notable net inflow of 1,243.52 thousand yuan on that day [2] - The stock experienced a negative performance on August 15 and 14, with declines of -2.05% and -1.70%, respectively, indicating volatility in trading [2] - The stock has been featured on the龙虎榜 (Dragon and Tiger List) three times due to significant price deviations and trading volume, with institutional investors net selling 19.75 million yuan [2]

上交所公开信息显示，当日该股因日涨幅偏离值达9.89%上榜，营业部席位合计净卖出809.74万元。 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1.06亿元，其中，买入成交额为4872.05 万元，卖出成交额为5681.79万元，合计净卖出809.74万元。 具体来看，今日上榜营业部中，第一大买入营业部为中泰证券股份有限公司湖北分公司，买入金额为 1209.88万元，第一大卖出营业部为中信证券股份有限公司深圳深南大道证券营业部，卖出金额为 1900.49万元。 近半年该股累计上榜龙虎榜7次，上榜次日股价平均涨5.39%，上榜后5日平均跌1.94%。 资金流向方面，今日该股主力资金净流入1243.52万元，其中，特大单净流入2388.87万元，大单资金净 流出1145.35万元。近5日主力资金净流入5743.82万元。 园林股份(605303)今日涨停，全天换手率10.17%，成交额2.95亿元，振幅3.82%。龙虎榜数据显示，营 业部席位合计净卖出809.74万元。 4月30日公司发布的一季报数据显示，一季度公司共实现营业收入1.67亿元，同比增长22.31%，实现净 利润-1572.16万元。 ...

Group 1 - The stock of Yuanlin Co. rose by 10.02% on August 21, with a deviation of 7% from the daily increase, indicating significant trading activity [1] - The top five buying institutions collectively purchased 48.72 million yuan, while the top five selling institutions sold 56.82 million yuan, resulting in a net outflow of 8.10 million yuan [1] - Notable buying came from Zhongtai Securities' Hubei branch (12.10 million yuan), Northeast Securities' Qingdao branch (11.42 million yuan), and Zhongtai Securities' Shanghai Binjiang Avenue branch (8.78 million yuan) [1][2] Group 2 - The largest selling amounts were from CITIC Securities' Shenzhen branch (19.00 million yuan), Guotai Junan Securities' headquarters (12.02 million yuan), and Dongguan Securities' Xi'an High-tech Fourth Road branch (11.47 million yuan) [1][2] - Other significant sellers included GF Securities' Hangzhou Academy Road branch (7.29 million yuan) and Huatai Securities' Beijing East Third Ring North Road branch (7.04 million yuan) [2]

New Stock Offerings - Shenke Co., Ltd. (002633) has a tender offer period from July 29, 2025, to August 27, 2025[1] - Fushun Special Steel (600399) has a tender offer period from August 12, 2025, to September 10, 2025[1] - Changcheng Military Industry (601606) announced a significant event on August 14, 2025[1] Market Alerts - Dongxin Co., Ltd. (688110) reported severe abnormal fluctuations on August 16, 2025[1] - ST Suwu (600200) has an announcement dated August 21, 2025, regarding market conditions[1] - Yunnan Zhiye (002428) and other companies have recent announcements on August 21, 2025, indicating market activity[1] Financial Performance - ST Jiangsu (600021) reported significant fluctuations on August 20, 2025, with a notable announcement[1] - ST Huanrong (600421) has an announcement dated August 20, 2025, reflecting market conditions[1] - ST Jinhong (000669) reported on August 20, 2025, indicating financial performance concerns[1]

转自：智通财经 【8月21日涨停分析】今日共43股涨停，连板股总数9只，27股封板未遂，封板率为61%（不含ST股、退 市股）。焦点股方面，科森科技晋级5连板，成为市场新的高度板；算力产业链的园林股份走出4连板； 吉视传媒尾盘涨停上演"地天板"录得14天8板。 ...

Group 1 - The core point of the article highlights that a total of 41 stocks reached their daily limit up during the midday session on August 21, indicating strong market activity [1] - Among the stocks, 9 were on a consecutive limit-up streak, while 18 stocks failed to maintain their limit-up status, resulting in a sealing rate of 69% (excluding ST and delisted stocks) [1] - Notable stocks included Kosen Technology in the consumer electronics sector with a 5-day consecutive limit-up, Garden Holdings in the computing industry chain with a 4-day consecutive limit-up, and Yuyin Co. in the digital currency concept with a 3-day consecutive limit-up [1]

| 日期 | 当日涨跌幅（%） | 换手率（%） | 主力资金净流入（万元） | | --- | --- | --- | --- | | 2025.08.20 | 10.03 | 15.09 | 2062.29 | | 2025.08.19 | 10.01 | 10.34 | 1765.68 | | 2025.08.18 | 9.97 | 5.71 | 1337.45 | | 2025.08.15 | -2.05 | 2.41 | -665.11 | | 2025.08.14 | -1.70 | 1.81 | 178.61 | | 2025.08.13 | 0.94 | 2.19 | 110.01 | | 2025.08.12 | -1.54 | 1.96 | -23.20 | | 2025.08.11 | 1.25 | 2.28 | -208.35 | | 2025.08.08 | -0.31 | 2.62 | -856.08 | | 2025.08.07 | 1.10 | 1.74 | -477.78 | 龙虎榜数据显示，该股因连续三个交易日内，涨幅偏离值累计达20%、日振幅值达15%上榜龙虎榜2 次，买 ...