Core Viewpoint - Guangdong Construction Science Research Institute Group Co., Ltd. (referred to as "Guangdong Jian Ke") officially listed on the Shenzhen Stock Exchange's Growth Enterprise Market on August 12, with a significant stock price increase of 418.45% on its debut, reaching a market capitalization of approximately 14.2 billion yuan [1][2]. Group 1: Company Overview - Guangdong Jian Ke specializes in inspection and testing technology services in the construction engineering sector, covering various fields such as foundation, structural, road and bridge, water conservancy, building materials, smart buildings, energy efficiency, fire safety, and safety technology, forming a complete industrial chain of related services [1]. - The company has undertaken inspection and testing services for major construction projects, including the Hong Kong-Zhuhai-Macao Bridge, Guangdong Science Center, Guangzhou Baiyun International Airport, Guangzhou International Financial Center, Shenzhen Ping An Financial Center, and Shenzhen Stock Exchange Operations Center [1]. Group 2: Financial Performance - The controlling shareholder of Guangdong Jian Ke is Guangdong Provincial Construction Engineering Group Holdings Co., Ltd., with actual control by the Guangdong Provincial State-owned Assets Supervision and Administration Commission [2]. - The company achieved revenues of 1.072 billion yuan, 1.154 billion yuan, and 1.197 billion yuan for the years 2022, 2023, and 2024, respectively, with net profits attributable to the parent company of 103 million yuan, 99.207 million yuan, and 107 million yuan for the same years [2].

创业板新股C广建科（301632）上市首日收盘上涨418.45%，三机构上榜龙虎榜，净卖出2120.26万元。 证券时报·数据宝统计显示，C广建科今日创业板上市，首日收盘价34.01元，上涨418.45%，全天成交量 5825.34万股，成交额19.48亿元，换手率84.59%。交易所公开信息显示，该股上市首日，龙虎榜上前五 大买卖营业部合计成交1.83亿元，其中，买入成交额为1.30亿元，卖出成交额为5274.19万元，合计净买 入7708.36万元。 具体来看，今日上榜营业部中，共有3家机构专用席位现身，分别为卖一、卖二、卖五，合计卖出金额 2120.26万元，净卖出2120.26万元。其它上榜营业部合计净买入9828.62万元。 资金流向方面，该股今日全天主力资金净流入4.63亿元。（数据宝） C广建科8月12日交易公开信息明细 | 买/ | 会员营业部名称 | 买入金额（万元） | 卖出金额（万元） | | --- | --- | --- | --- | | 卖 | | | | | 买1 | 东方财富证券股份有限公司拉萨东环路第二证券营业 | 3068.22 | 713.31 | | | 部 | | ...

Market Performance - The ChiNext Index rose by 1.24%, closing at 2409.40 points, with a total trading volume of 550.14 billion yuan, an increase of 14.15 billion yuan compared to the previous trading day [1] - Among the tradable ChiNext stocks, 519 stocks closed higher, with 13 stocks rising over 10%, including Yuhua Tian, Zhishang Technology, and Yangfan New Materials, which hit the daily limit [1] Turnover Rate - The average turnover rate for the ChiNext today was 4.75%, with 65 stocks having a turnover rate exceeding 20% [1] - C Guangjian Technology, a newly listed stock, had the highest turnover rate at 84.59%, closing with a gain of 418.45% and a trading volume of 1.948 billion yuan [1][2] Institutional Activity - Seven high turnover ChiNext stocks appeared on the Dragon and Tiger List, with five stocks showing institutional participation [3] - Double One Technology had four institutional seats with a total net purchase of 61.22 million yuan, while C Guangjian Technology had three institutional seats with a net sell of 21.20 million yuan [3] Capital Flow - Among high turnover stocks, 38 experienced net inflows from main funds, with C Guangjian Technology, Daily Interaction, and Zhishang Technology seeing the highest net inflows of 463.37 million yuan, 207 million yuan, and 151 million yuan, respectively [4] - Double One Technology, Wanlima, and Huijin Shares had the largest net outflows, amounting to 204 million yuan, 202 million yuan, and 200 million yuan, respectively [4] Earnings Reports - Six high turnover stocks released semi-annual reports, with Double One Technology, Feiwo Technology, and Tianyuan Dike showing significant net profit growth of 324.50%, 164.56%, and 13.97% year-on-year [4] - Nine stocks issued earnings forecasts, with six expecting profit increases, and Shuo Beid's forecasted net profit growth of 947.88% was the highest among them [4]

Group 1 - Guangdong JianKe successfully listed on the Shenzhen Stock Exchange's Growth Enterprise Market on August 12, with a closing price of 34.01 CNY per share, a surge of 418.45% from the issue price of 6.56 CNY per share [1] - The company issued 10.466 million new shares, accounting for 25% of the total share capital post-issue, with a steady performance in revenue and net profit over the past three years [2] - Revenue for 2022, 2023, and 2024 is projected at 1.072 billion CNY, 1.154 billion CNY, and 1.197 billion CNY, respectively, while net profit is expected to be 103 million CNY, 99 million CNY, and 107 million CNY [2] Group 2 - The company maintains a high gross profit margin in its main business, with rates of 48.44%, 47.72%, and 48.44% for 2022 to 2024, exceeding the average of comparable companies [2] - Guangdong JianKe has established a comprehensive operational network in Guangdong province, with subsidiaries and laboratories in the Pearl River Delta and other regions [2] - The company has a strong technical foundation, holding over 4,100 recognized testing standards and participating in significant national projects, earning numerous awards and patents [4] Group 3 - In response to the trend of digitalization in the construction industry, the company developed a digital management cloud platform for urban bridges in Guangdong, which has been promoted to other provinces [5] - The company has established an innovation technology research institute focusing on BIM technology and construction big data, developing advanced detection equipment and technologies [5] - Looking ahead, Guangdong JianKe aims to become a leading international construction technology developer, exploring new fields such as low-altitude economy and urban renewal [5]

（原标题：C广建科上市首日涨418.45%，机构龙虎榜净卖出2120.26万元） 创业板新股C广建科（301632）上市首日收盘上涨418.45%，三机构上榜龙虎榜，净卖出2120.26万元。 证券时报•数据宝统计显示，C广建科今日创业板上市，首日收盘价34.01元，上涨418.45%，全天成交量5825.34万股，成交额19.48亿元，换手率 84.59%。交易所公开信息显示，该股上市首日，龙虎榜上前五大买卖营业部合计成交1.83亿元，其中，买入成交额为1.30亿元，卖出成交额为 5274.19万元，合计净买入7708.36万元。 具体来看，今日上榜营业部中，共有3家机构专用席位现身，分别为卖一、卖二、卖五，合计卖出金额2120.26万元，净卖出2120.26万元。其它上 榜营业部合计净买入9828.62万元。 资金流向方面，该股今日全天主力资金净流入4.63亿元。（数据宝） C广建科8月12日交易公开信息明细 近五日涨跌: 1.87% 市盈率: 61.03倍 资金流向：最新份额为9.2亿份，增加了200.0万份，主力资金净 流入593.4万元。 | 买/卖 | 会员营业部名称 | 买入金额 | 卖出金额 ...

| 序号 | 交易营业部名称 | | 买入金额(万) | 占总成交比例 | 卖出金额(万) | | --- | --- | --- | --- | --- | --- | | | 东方财富证券股份有限公司拉萨东环路第二证券营业部 | 962次 29.52% 2 | 3068.22 | 1.57% | 713.31 | | 2 | 国金证券股份有限公司深圳分公司 | 317次 41.01% | 2646.34 | 1.36% | 135.75 | | 3 | 东方财富证券股份有限公司拉萨团结路第二证券营业部 | 607次 26.19% | 2561.79 | 1.31% | 593.71 | | ব | 东方财富证券股份有限公司拉萨东环路第一证券营业部 | 540次 25.00% | 2388.87 | 1.23% | 471.59 | | 5 | 东方财富证券股份有限公司拉萨团结路第一证券营业部 | 887次 29.20% | 2317.33 | 1.19% | 527.93 | | 卖出金额最大的前5名 | | | | | | | 류 | 交易营业部名称 | | 买入金额(万) | 占总成交比例 | 卖出金 ...

Market Overview - As of August 12, the Shanghai Composite Index closed at 3665.92 points, up 18.37 points, with a gain of 0.50% [1] - The Shenzhen Component Index closed at 11351.63 points, up 60.21 points, with a gain of 0.53% [1] - The ChiNext Index closed at 2409.40 points, up 29.58 points, with a gain of 1.24% [1] High Turnover Stocks - A total of 123 A-shares had a turnover rate exceeding 20% on August 12 [1] - Notable stocks with high turnover rates include: - C Guangjian Technology (301632) with a turnover rate of 84.59% and a price increase of 418.45% [1] - Beiwai Technology (002148) with a turnover rate of 60.81% and a price increase of 9.99% [1] - Shuangyi Technology (300690) with a turnover rate of 52.00% and a price increase of 7.60% [1] - C Tianfulong (603406) with a turnover rate of 50.03% and a price decrease of 7.03% [1] Additional High Turnover Stocks - Other stocks with significant turnover rates include: - Furi Electronics (600203) with a turnover rate of 48.75% and a price increase of 10.03% [1] - Yutian Guanjia (301173) with a turnover rate of 47.38% and a price increase of 12.11% [1] - Weier Gao (301251) with a turnover rate of 46.11% and a price increase of 3.29% [1] - Hengbao Co., Ltd. (002104) with a turnover rate of 44.10% and a price increase of 10.00% [1] Summary of Turnover Rates - The data indicates a strong interest in certain stocks, with several experiencing significant price movements alongside high turnover rates, suggesting potential trading opportunities in the market [1]

New Stock Listings - Guangdong Construction Science and Technology (301632) listed at an issue price of 6.56 on August 12, 2025[1] - China Shipbuilding Industry (600150) has a cash option declaration period from August 13 to August 15, 2025[1] - China Heavy Industry (601989) has a cash option declaration period starting August 13, 2025[1] Tender Offers and Mergers - ST Kelly (300326) has a tender offer period from July 17 to August 15, 2025[1] - Fushun Special Steel (600399) has a tender offer period from August 12 to September 10, 2025[1] - Northern Long Dragon (301357) is involved in an absorption merger announcement on August 12, 2025[1] Abnormal Fluctuations - Tibet Tourism (600749) reported severe abnormal fluctuations on July 31, 2025[1] - Aileda (300696) reported abnormal fluctuations on August 5, 2025[3] - Long-term abnormal fluctuations noted for multiple stocks including ST Suwu (600200) and ST Yatai (000691) on August 6, 2025[3]

Group 1 - The company N Guangjian Technology (301632) was listed today, opening with a significant increase of 397.87%, and closing with a total increase of 418.45% [2][3] - The total trading volume for the day reached 58.2534 million shares, with a total transaction value of 1.948 billion yuan, resulting in a turnover rate of 84.59% [2][3] - The company primarily operates in the construction engineering sector, providing inspection and testing technology services [3] Group 2 - The total number of shares issued by the company was 10.5 million, with an online issuance of 2.9345 million shares at a price of 6.56 yuan per share [3] - The company's initial price-to-earnings (P/E) ratio was 26.48, compared to the industry average P/E ratio of 36.57 [3] - The total amount raised from the initial public offering (IPO) was 687 million yuan, which will be primarily allocated to the construction of an innovation technology research institute headquarters and the establishment of a testing and marketing service network [3]

Core Viewpoint - Guangdong JianKe Group Co., Ltd. (stock code: 301632) was listed on the Shenzhen Stock Exchange's ChiNext board, opening at 32.66 yuan and closing at 34.01 yuan, marking an increase of 418.45% with a trading volume of 19.48 billion yuan and a turnover rate of 84.59% [1] Company Overview - The main business of Guangdong JianKe is inspection and testing technology services in the construction engineering sector [2] - The controlling shareholder is Guangdong Provincial Construction Engineering Group Holdings Co., Ltd., which holds 55.21% of the shares [2] - The actual controller is the Guangdong Provincial State-owned Assets Supervision and Administration Commission [2] Financial Performance - The company reported revenues of 107,227.97 million yuan, 115,447.37 million yuan, and 119,739.37 million yuan for the years 2022, 2023, and 2024 respectively [5][6] - Net profits for the same years were 10,171.13 million yuan, 9,815.27 million yuan, and 10,547.42 million yuan [6] - The company expects revenue for the first half of 2025 to be between 54,000 million yuan and 56,000 million yuan, representing a year-on-year growth of 3.26% to 7.09% [9] Accounts Receivable and Contract Assets - Accounts receivable and contract assets have shown significant growth, with balances of 25,806.02 million yuan, 35,883.28 million yuan, and 61,820.00 million yuan over the reporting periods, accounting for 33.21%, 39.09%, and 57.65% of revenue respectively [2][11] - The aging of accounts receivable has increased, with over 36.66% of accounts receivable being over one year old by the end of 2024 [11] Fundraising and Use of Proceeds - The company raised a total of 68,656.96 million yuan through its public offering, with a net amount of 62,917.97 million yuan after deducting issuance costs [4] - The funds will be used for the construction of an innovation technology research institute and the establishment of a testing and marketing service network [5] Dividend Distribution - The company distributed dividends totaling 141 million yuan during the reporting period, with cash dividends of 7,847.50 million yuan in 2022 and 6,278.00 million yuan in 2023 [13][14]