证券代码：603458 证券简称：勘设股份 公告编号：2025-041 贵州省交通规划勘察设计研究院股份有限公司 关于为子公司提供担保的公告 本公司董事会及全体董事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、准确性和完整性承担法律责任。 重要内容提示： 担保对象及基本情况 | 担 | 被担保人名称 | | | 贵州陆通工程管理咨询有限责任公司 | | --- | --- | --- | --- | --- | | 保 | 本次担保金额 | 4,000.00 | 万元 | | | 对 | 实际为其提供的担保余额 | 9,073.01 | 万元 | | | 象 | 是否在前期预计额度内 | 是 | □否 | □不适用：_________ | | 一 | 本次担保是否有反担保 | □是 | 否 | □不适用：_________ | | 担 | 被担保人名称 | | | 上海大境建筑规划设计有限公司 | | 保 | 本次担保金额 | 225.00 | 万元 | | | 对 | 实际为其提供的担保余额 | 787.50 | 万元 | | | 象 | 是否在前期预计额度内 | 是 ...

Core Viewpoint - The company reported a revenue of 572 million yuan for the first half of 2025, reflecting a year-on-year growth of 3.50%. However, it also recorded a net loss attributable to shareholders of 97.22 million yuan, compared to a net loss of 77.93 million yuan in the same period last year, resulting in a basic earnings per share of -0.32 yuan [1] Financial Performance - Revenue for the first half of 2025 reached 572 million yuan, marking a 3.50% increase compared to the previous year [1] - The net loss attributable to shareholders was 97.22 million yuan, which is an increase from the net loss of 77.93 million yuan in the same period last year [1] - Basic earnings per share were reported at -0.32 yuan [1]

Market Overview - On August 26, the engineering consulting services sector rose by 0.47% compared to the previous trading day, with Shen Cheng Jiao leading the gains [1] - The Shanghai Composite Index closed at 3868.38, down 0.39%, while the Shenzhen Component Index closed at 12473.17, up 0.26% [1] Stock Performance - Notable gainers in the engineering consulting services sector included: - Shen Cheng Jiao (301091) with a closing price of 34.01, up 5.03% and a trading volume of 270,500 shares, totaling 900 million yuan [1] - Kuan She Co. (603458) with a closing price of 10.08, up 5.00% and a trading volume of 210,900 shares, totaling 210 million yuan [1] - Zhong Heng Design (603017) with a closing price of 10.16, up 3.36% and a trading volume of 183,700 shares, totaling 186 million yuan [1] Fund Flow Analysis - The engineering consulting services sector experienced a net outflow of 86.78 million yuan from institutional investors and 76.47 million yuan from speculative funds, while retail investors saw a net inflow of 163 million yuan [2] - Key stocks with significant fund flow included: - Shen Cheng Jiao (301091) with a net inflow of 10.9 million yuan from institutional investors, but a net outflow from speculative and retail investors [3] - Zhong Heng Design (603017) with a net inflow of 18.72 million yuan from institutional investors, but outflows from speculative and retail investors [3]

Group 1 - As of August 25, 2025, the stock price of Kuan She Co., Ltd. is 9.60 yuan, down 1.23% from the previous trading day [1] - The trading volume on August 25 was 117,513 hands, with a total transaction amount of 114 million yuan [1] - Kuan She Co., Ltd. operates in the engineering consulting services industry, focusing on engineering surveying and design, as well as general contracting [1] Group 2 - The company is registered in Guizhou Province and is a significant player in the local engineering consulting services market [1] - As of August 20, 2025, the total number of shareholders for the company is 16,081 [1] - On August 25, there was a net outflow of main funds amounting to 16.5892 million yuan, with a cumulative net outflow of 74.2796 million yuan over the past five trading days [1]

Core Viewpoint - The company, Kuan She Co., reported that as of August 20, 2025, the total number of shareholders is 16,081 [2] Summary by Category - **Shareholder Information** - The total number of shareholders for Kuan She Co. is 16,081 as of the specified date [2]

Core Viewpoint - The stock of Kuan She Co., Ltd. has experienced fluctuations, with a year-to-date increase of 63.15%, but a recent decline of 9.76% over the last five trading days [3]. Group 1: Stock Performance - As of August 22, Kuan She's stock price was 9.43 CNY per share, down 2.38%, with a total market capitalization of 2.887 billion CNY [1]. - The stock has seen a 5.96% increase over the last 20 days and a 23.43% increase over the last 60 days [3]. - The company has appeared on the "Dragon and Tiger List" twice this year, with the most recent net purchase of 6.681 million CNY on April 9 [3]. Group 2: Capital Flow - There was a net outflow of 915,900 CNY from main funds, with large orders buying 1.439 million CNY (8.59% of total) and selling 3.444 million CNY (20.56% of total) [2]. Group 3: Company Overview - Kuan She Co., Ltd. is located in Guiyang, Guizhou Province, and was established on April 30, 2010, with its IPO on August 9, 2017 [3]. - The company operates in the engineering consulting services sector and is part of various concept sectors including small-cap, smart city, and unmanned driving [3]. - As of August 10, the number of shareholders was 16,200, a decrease of 6.72%, with an average of 18,889 circulating shares per person, an increase of 7.20% [3]. Group 4: Financial Performance - For the first quarter of 2025, Kuan She reported a revenue of 257 million CNY, a year-on-year decrease of 2.12% [3]. - Since its A-share listing, the company has distributed a total of 662 million CNY in dividends, with 68.27 million CNY distributed over the past three years [3].

Group 1 - The concept of battery swapping continues to gain strength, with companies such as Kuan She Co., Ltd. and Zhongheng Electric both hitting the daily limit up [1] - Other companies including Ruikeda, Chaojie Co., Youfang Technology, Power Source, Maoshuo Power, and Tonghe Technology also experienced significant increases in stock prices [1]

证券时报·数据宝统计，截至发稿，勘设股份收盘价为9.60元，下跌3.61%，本期筹码集中以来股价累计 上涨4.46%。具体到各交易日，6次上涨，4次下跌。 勘设股份8月14日披露，截至8月10日公司股东户数为16206户，较上期（7月31日）减少1167户，环比降 幅为6.72%。 7月15日公司发布上半年业绩预告，预计实现净利润-1.08亿元至-9030.00万元，变动区间 为-39.05%~-15.88%。（数据宝） （文章来源：证券时报网） 公司发布的一季报数据显示，一季度公司共实现营业收入2.57亿元，同比下降2.12%，实现净利 润-1950.18万元，同比增长33.06%，基本每股收益为-0.0600元。 ...

Group 1 - Hewei Electric achieved a net profit of 243 million yuan in the first half of 2025, a year-on-year increase of 56.79% [1] - The company reported a revenue of 1.884 billion yuan, representing a year-on-year growth of 36.39% [1] - Hewei Electric specializes in the sales of wind power converters and photovoltaic inverters, along with related services [1] Group 2 - Jidian Co. received approval for a 1507.93 MW wind power project, increasing its approved project capacity to 1607.93 MW, over 10% of last year's total installed capacity [2] - The company focuses on the research, production, and sales of thermal power, hydropower, and renewable energy [2] Group 3 - Nanya New Materials reported a net profit of 87.19 million yuan in the first half of 2025, a year-on-year increase of 57.69% [2] - The company achieved a revenue of 2.305 billion yuan, reflecting a year-on-year growth of 43.06% [2] - Nanya specializes in the design, research, production, and sales of copper-clad laminates and bonding sheets [2] Group 4 - Rongzhi Rixin reported a net profit of 14.24 million yuan in the first half of 2025, a significant year-on-year increase of 2063.42% [2] - The company achieved a revenue of 256 million yuan, representing a year-on-year growth of 16.55% [2] - Rongzhi Rixin provides intelligent operation and maintenance solutions for industrial equipment [3] Group 5 - Jiasheng Group reported a net profit of 142 million yuan in the first half of 2025, a year-on-year decrease of 14.46% [4] - The company achieved a revenue of 1.171 billion yuan, showing a slight year-on-year growth of 0.19% [4] - Jiasheng specializes in the production and manufacturing of knitted sportswear [4] Group 6 - Lidong Group's subsidiary received project approvals for aluminum alloy wheels from international automotive manufacturers, with expected sales of approximately 1.643 billion yuan over the project duration [5][6] - The company focuses on the research, manufacturing, and sales of aluminum alloys and related products [6] Group 7 - Jianglong Shipbuilding won a bid for a 78.55 million yuan infrastructure project in the marine economic development zone [7] - The project has a duration of 540 days and involves the design, research, production, and sales of various types of boats [7] Group 8 - Liyuan Information reported a net profit of 96.13 million yuan in the first half of 2025, a year-on-year increase of 65.79% [31] - The company achieved a revenue of 4.034 billion yuan, reflecting a year-on-year growth of 17.46% [31] - Liyuan specializes in the distribution of electronic components and the development of smart grid products [31] Group 9 - Baijie Shenzhou reported a net profit of 450 million yuan in the first half of 2025, reversing a loss of 287.7 million yuan from the previous year [32] - The company achieved total revenue of 17.518 billion yuan, a year-on-year increase of 46% [32] - Baijie Shenzhou focuses on the research, development, production, and commercialization of innovative drugs [32] Group 10 - Xianhe Co. plans to invest 11 billion yuan in a new integrated high-performance paper-based material project [34] - The project will include the construction of production lines for bamboo pulp and high-performance paper-based materials [34] Group 11 - Zhongchuan Technology's subsidiary plans to invest approximately 5.712 billion yuan in a 1.3 million kilowatt wind power project [35] - The company specializes in wind turbine manufacturing and related engineering services [35] Group 12 - Source Technology received a purchase order worth 1.415 billion yuan for high-power laser chips [20] - The company focuses on the research, design, production, and sales of optical chips [21]

Core Viewpoint - On August 6, no A-share listed companies disclosed any increase in shareholding, while 23 companies announced share reductions by their shareholders [1] Summary by Category Share Reduction Details - Keri Technology: Shareholders plan to reduce their holdings by no more than 3.03% of the company's shares [2] - Tianhe Co.: Director and senior management member Luo Xuanbin plans to reduce holdings by no more than 0.15% [2] - Mind Electronics: Shareholders intend to reduce holdings by no more than 4% of the total share capital [2] - Maidi Technology: Shareholder Wang Jianhua plans to reduce holdings by no more than 0.2321% [2] - Tianneng Heavy Industry: Specific shareholder Zheng Xu plans to reduce holdings by no more than 30.0845 million shares [2] - Kabeiyi: Directors and senior management plan to reduce their holdings [2] - Jingsheng Co.: Shareholder Xinrui Jicheng plans to reduce holdings by no more than 3% [2] - Anlian Ruishi: Huiwen Tianfu and Qi Liang plan to reduce a total of no more than 700,000 shares [2] - Lichang Food: Shareholders Li Gao Xing and Li Gao Chuang plan to reduce their holdings [2] - Shuyuan Pingmin: Controlling shareholder plans to reduce holdings by no more than 2% [2] - Qianhong Pharmaceutical: Shareholders holding more than 5% plan to reduce holdings by no more than 2.09 million shares [2] - Zhongsheng Pharmaceutical: Director and executive Long Chunhua plans to reduce holdings by no more than 900,000 shares [2] - Kangqiang Electronics: Shareholder Si Maishi plans to reduce holdings by no more than 1% [2] - Pulutong: Shareholders plan to reduce holdings by no more than 0.98% [2] - Binhua Co.: Shareholder Zhang Zhongzheng plans to reduce holdings by no more than 0.8211% [2] - Kanshe Co.: Five individual shareholders plan to reduce holdings by no more than 0.99% [2] - Haoyuan Pharmaceutical: Su Xin Fund plans to reduce holdings by no more than 3% [2] - Diweier: Shareholders plan to reduce holdings by no more than 0.82% [2] - Dongfang Guoxin: Controlling shareholder reduced holdings by 2.68 million shares on August 5 [2] - Feilin Geer: During stock price fluctuations, CEO Liu Dunyin reduced holdings by 8,600 shares [2] - Yongxin Optical: Angao International plans to reduce holdings by no more than 200,000 shares [2] - Wuzhou Special Paper: Controlling shareholder's concerted action plans to reduce holdings by no more than 0.36% [2] - Tianyang New Materials: Zhuhai Hengqin Caidong Fund plans to reduce holdings by no more than 3% [2]