证券代码：603183证券简称：建研院公告编号：2025-017 苏州市建筑科学研究院集团股份有限公司 相关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、准确性和完整性承担法律责任。 重要内容提示： 相关股东持股的基本情况 截至本公告披露日，苏州市建筑科学研究院集团股份有限公司（以下 简称"公司"）股东及监事褚莹持有公司股份 174,724 股（占公司当前 股份 0.0351%）。上述主体无一致行动人。褚莹的股份来源为二级市场 集中竞价交易取得。 截至本公告披露日，公司持股 5%以上股东及董事吴其超持有公司股份 25,526,897 股（占公司当前股份 5.1346%）。上述主体无一致行动人。 吴其超的股份来源为 IPO 前取得。 减持计划的主要内容 公司近日收到股东及监事褚莹《关于股份减持计划的告知函》，因自身 资金需求原因，褚莹拟通过集中竞价方式减持公司股份数量不超过 36,000 股（占公司总股本 0.0072%）。上述减持计划的减持期间为自本 公告披露之日起 15 个交易日之后的三个月内进行（2025 年 8 月 ...

建研院（603183）公告，股东及监事褚莹持有公司股份17.47万股，占公司当前股份0.0351%。因自身资 金需求，拟通过集中竞价方式减持公司股份数量不超过36000股，占公司总股本0.0072%。减持期间为 2025年8月14日至2025年11月13日。此外，持股5%以上股东及董事吴其超持有公司股份2552.69万股， 占公司当前股份5.1346%。因自身资金需求，拟通过集中竞价方式减持公司股份数量不超过495万股， 占公司总股本0.9957%。减持期间同样为2025年8月14日至2025年11月13日。 ...

Group 1 - The company expects a significant decrease in net profit for the first half of 2025, projecting a decline of 84.66% to 76.73% compared to the same period last year [1] - The estimated net profit attributable to the parent company for the first half of 2025 is between 2.5 million to 3.7 million yuan, representing a decrease of 85.45% to 78.46% year-on-year [1][2] - The previous year's net profit for the same period was 18.91 million yuan, with a net profit of 17.18 million yuan after excluding non-recurring gains and losses [2] Group 2 - The primary reason for the expected decrease in performance is a decline in market demand and intensified market competition, leading to a reduction in operating revenue [2] - The earnings per share for the previous year was 0.04 yuan [2] - The performance forecast is based on preliminary calculations by the company's financial department and has not been audited [2]

[Current Period Performance Forecast](index=1&type=section&id=I.%20Current%20Period%20Performance%20Forecast) The company anticipates a significant decline in its 2025 semi-annual performance, with net profit attributable to shareholders expected to decrease by 76.73% to 84.66% Key Performance Indicators Forecast | Indicator | 2025 Semi-Annual Forecast | 2024 Semi-Annual | Year-over-Year Change | | :--- | :--- | :--- | :--- | | Net Profit Attributable to Parent Company Shareholders | 2.90 million CNY - 4.40 million CNY | 18.91 million CNY | -84.66% to -76.73% | | Net Profit Attributable to Parent Company Shareholders (Excluding Non-Recurring Items) | 2.50 million CNY - 3.70 million CNY | 17.18 million CNY | -85.45% to -78.46% | - This performance forecast represents the company's preliminary estimation based on operational conditions and has not been audited by a certified public accountant[6](index=6&type=chunk) [Prior Period Performance Review](index=1&type=section&id=II.%20Prior%20Period%20Operating%20Performance%20and%20Financial%20Position) In the corresponding period of 2024, the company reported a net profit attributable to parent company shareholders of **CNY 18.91 million** and basic earnings per share of **CNY 0.04** 2024 Semi-Annual Performance Overview | Indicator | 2024 Semi-Annual | | :--- | :--- | | Net Profit Attributable to Parent Company Shareholders | 18.91 million CNY | | Net Profit Attributable to Parent Company Shareholders (Excluding Non-Recurring Items) | 17.18 million CNY | | Earnings Per Share | 0.04 CNY | [Analysis of Performance Decline](index=2&type=section&id=III.%20Primary%20Reasons%20for%20Current%20Period%20Performance%20Decline) The significant performance decline is primarily attributed to adverse external market conditions, including decreased market demand and intensified competition, leading to a year-over-year reduction in operating revenue - The performance decline is primarily due to decreased market demand and intensified competition, resulting in a year-over-year reduction in operating revenue[10](index=10&type=chunk) [Risk Warning and Other Disclosures](index=2&type=section&id=IV.%20Risk%20Warning) The company emphasizes that this performance forecast is a preliminary, unaudited financial estimate, and investors should rely on the officially disclosed 2025 semi-annual report for final accurate data - The company advises that this performance forecast is a preliminary calculation by the finance department based on its professional judgment, is unaudited, and no significant uncertainties affecting its content have been identified[11](index=11&type=chunk) - Investors are cautioned to note investment risks, as the final accurate financial data will be based on the company's officially disclosed 2025 semi-annual report[12](index=12&type=chunk)

Core Viewpoint - The article highlights the emergence of a notable individual investor, Zhang Sufen, in the A-share market, who has made significant investments in multiple listed companies, positioning herself among the top shareholders of 15 companies as of the first quarter of 2025 [1][2][3]. Group 1: Investment Profile - Zhang Sufen holds substantial shares in various companies, with a total holding of 349.66 million shares across 15 listed companies, making her the second-largest shareholder in Electronic City and the fourth-largest in Shaanxi Guotou A [3][4]. - Her investment strategy appears to focus on low-priced stocks, with most of her holdings priced below 10 yuan, indicating a preference for undervalued assets [7][8]. - The total market value of her holdings exceeds 1.38 billion yuan, with five stocks valued over 100 million yuan each [8]. Group 2: Performance and Strategy - Zhang's investments have shown mixed results, with the highest floating profit being 26.81% from Liugang Co., while the largest loss is 13.62% from Shaanxi Construction [3][4]. - She has demonstrated a long-term investment approach, often increasing her holdings over several quarters, as seen in her continuous accumulation of shares in low-performing stocks like New Star Foundry [6][7]. - Despite her success, she has also faced significant losses, such as a 30% loss in Yibai Pharmaceutical, highlighting the risks associated with her investment choices [8][9]. Group 3: Market Impact and Perception - Zhang Sufen's investment activities have drawn attention in the market, with speculation about her potential connections to larger investment networks, suggesting that her strategies may not be typical of individual investors [7][8]. - Her approach to investing, characterized by a focus on low-priced stocks and a willingness to endure volatility, positions her as a unique figure in the A-share market, comparable to institutional investors [6][7].

Summary of Key Points Core Viewpoint - The company Jianyan Institute (建研院) has announced a cash dividend of 0.025 yuan per share, with the A-share registration date set for May 26, 2025, and the dividend payment date on May 27, 2025 [1]. Company Performance - As of May 23, 2025, Jianyan Institute's stock closed at 3.98 yuan, down 1.0% from the previous week's closing price of 4.02 yuan [1]. - The stock reached a weekly high of 4.17 yuan on May 21, 2025, and a low of 3.96 yuan on May 23, 2025 [1]. - The company's current total market capitalization is 1.979 billion yuan, ranking 27th in the professional services sector and 4887th among all A-shares [1]. Dividend Announcement - The annual profit distribution plan was approved at the shareholders' meeting on May 9, 2025, with a total cash dividend payout of 12,428,831.28 yuan (including tax) based on a total share capital of 497,153,251 shares [1]. - For individual shareholders holding shares for over one year, the dividend income is exempt from personal income tax; for those holding shares for less than one year, tax will not be withheld until the shares are sold [1]. - Qualified Foreign Institutional Investors (QFII) and Hong Kong investors will have a 10% corporate income tax withheld, resulting in a net dividend of 0.0225 yuan per share [1].

证券代码：603183证券简称：建研院 公告编号：2025-015 苏州市建筑科学研究院集团股份有限公司 2024年年度权益分派实施公告 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： 每股分配比例 A 股每股现金红利0.025元 相关日期 | 股份类别 股权登记日 | 最后交易日 | 除权（息）日 | 现金红利发放日 | | --- | --- | --- | --- | | Ａ股 2025/5/26 | － | 2025/5/27 | 2025/5/27 | 差异化分红送转： 否 一、 通过分配方案的股东大会届次和日期 本次利润分配方案经公司2025 年 5 月 9 日的2024年年度股东大会审议通过。 截至股权登记日下午上海证券交易所收市后，在中国证券登记结算有限责任公司上海分 公司（以下简称"中国结算上海分公司"）登记在册的本公司全体股东。 3. 分配方案： 本次利润分配以方案实施前的公司总股本497,153,251股为基数，每股派发现金红利 0.025元（含税），共计派发现金红利12,428,831. ...

江苏九典律师事务所 3、现场会议于 2025 年 5 月 9 日下午 14:00 在苏州市北官渡路 82 号建研院旺山总 部三楼太仓厅会议室召开。会议由公司董事长吴小翔主持。 本次股东会网络投票通过上海证券交易所股东会网络投票系统投票。通过交易系 统投票平台的投票时间为股东会召开当日的交易时间段，即 9:15-9:25、9：30-11：30、 13:00-15:00;通过互联网投票平台的投票时间为 2025年 5 月 9 日 9:15-15:00。 关于苏州市建筑科学研究院集团股份有限公司 2024 年年度股东会的法律意见书 致:苏州市建筑科学研究院集团股份有限公司 江苏九典律师事务所(以下简称"本所")接受苏州市建筑科学研究院集团股份有 限公司(以下简称"公司")的委托,就公司 2024 年年度股东会(以下简称"本次股东 会")有关事宜,根据《中华人民共和国公司法》(以下简称"《公司法》")、《中华 人民共和国证券法》（以下简称"《证券法》"）、《上市公司股东会规则》（以下简 称"《股东会规则》")等法律、法规、规章、规范性文件以及《苏州市建筑科学研究 院集团股份有限公司章程》(以下简称"《公司章程》")的 ...

证券代码：603183 证券简称：建研院 公告编号：2025-014 苏州市建筑科学研究院集团股份有限公司 2024年年度股东大会决议公告 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： 本次会议是否有否决议案：无 一、 会议召开和出席情况 (一)股东大会召开的时间：2025 年 5 月 9 日 (二)股东大会召开的地点：苏州市北官渡路 82 号建研院旺山总部太仓厅 (三)出席会议的普通股股东和恢复表决权的优先股股东及其持有股份情况： | 1、出席会议的股东和代理人人数 | 204 | | --- | --- | | 2、出席会议的股东所持有表决权的股份总数（股） | 128,612,085 | | 3、出席会议的股东所持有表决权股份数占公司有表决权股 | 25.8697 | | 份总数的比例（%） | | (四)表决方式是否符合《公司法》及《公司章程》的规定，大会主持情况等。 本次大会由公司董事会召集，公司董事长吴小翔先生主持，会议以现场投票 和网络投票相结合的方式表决，本次会议的召集、召开和表决方式符合《公 ...

Summary of Conference Call Records Industry Overview - The conference call discusses the solid waste management industry, particularly focusing on the integration of waste incineration and IDC (Internet Data Center) projects, emphasizing the potential for efficiency improvements and enhanced return on equity (ROE) through market reforms and pricing adjustments [1][2]. Key Points and Arguments - **Market Valuation and ROE Potential**: The solid waste management sector, particularly through IDC initiatives, has the potential to double its ROE, with reference to international leaders like Waste Management (WM) achieving ROE of over 30%, a price-to-earnings (PE) ratio of 33x, and a price-to-book (PB) ratio of 11x [1]. - **Zero Carbon Projects**: The combination of waste incineration and IDC is positioned as a solution for ultra-low Power Usage Effectiveness (PUE) zero carbon projects, highlighting advantages such as cleanliness, efficiency, stability, and economic viability, especially in urban centers [1]. - **Profitability Models**: Different operational models (pure energy supply, energy supply with cabinet leasing, and energy supply with computing power leasing) show significant profitability elasticity, with potential increases in ROE from 12% to 16%, 15%, and 18% respectively [1]. - **Operational Scale and Location**: Companies like Yongxing, Junxin, and others have a high percentage of their operations meeting the scale and location requirements for effective waste management and IDC integration [1]. Financial Highlights - **Increased Cash Flow and Dividends**: The industry is entering a mature phase with declining capital expenditures, leading to positive free cash flow in 2023 and continued growth in 2024. Companies are significantly increasing their dividends, with notable examples including: - Green Power: Cash dividend of 418 million yuan (+100%), dividend payout ratio of 71.45% [2]. - Hanlan Environment: Dividend of 0.8 yuan per share (+67%), payout ratio of 39.20% [2]. - Junxin Co.: Dividend payout ratio of 95% (+23%) with a commitment to maintain a minimum of 50% [2]. - Yongxing Co.: Cash dividend of 540 million yuan (+15%), payout ratio of 65.81% [2]. - Other companies also reported significant increases in dividends and payout ratios, indicating a strong trend towards returning value to shareholders [2]. Additional Insights - **Policy Impact**: The push for metered charging in waste management is expected to streamline commercial models and improve cash flow, further supporting the financial health of companies in the sector [2]. - **Long-term Dividend Commitments**: Several companies have made long-term commitments to maintain or increase dividend payouts, indicating confidence in future cash flows and profitability [2]. This summary encapsulates the key insights from the conference call, highlighting the solid waste management industry's growth potential, financial performance, and strategic direction.