Group 1 - The core viewpoint of the news highlights that the concept of state-owned enterprise reform in Shenzhen is gaining traction, with several stocks, including JianKaoYuan, ShenSaiGe, and ShenWuYe A, experiencing significant price increases, reaching their daily limit [1] Group 2 - The news indicates that the majority of stocks related to Shenzhen's state-owned enterprise reform opened higher on October 23, suggesting positive market sentiment towards this sector [1]

Market Overview - The engineering consulting services sector experienced a decline of 0.22% on October 13, with Huatuo Shanding leading the drop [1] - The Shanghai Composite Index closed at 3889.5, down 0.19%, while the Shenzhen Component Index closed at 13231.47, down 0.93% [1] Top Performers - China Ruilin (603257) saw a significant increase of 10.01%, closing at 75.41 with a trading volume of 62,000 shares and a transaction value of 451 million yuan [1] - Hualan Group (301027) rose by 8.48%, closing at 19.31 with a trading volume of 187,500 shares and a transaction value of 350 million yuan [1] - Shenzhen Urban Transport (301091) increased by 3.44%, closing at 35.80 with a trading volume of 181,700 shares and a transaction value of 629 million yuan [1] Underperformers - Lituchuanxie (300492) decreased by 3.00%, closing at 69.25 with a trading volume of 18,100 shares and a transaction value of 126 million yuan [2] - Baojian Design (920427) fell by 2.30%, closing at 14.86 with a trading volume of 17,100 shares and a transaction value of 25.24 million yuan [2] - XD Zhongjie Design (603017) dropped by 2.12%, closing at 10.17 with a trading volume of 106,400 shares and a transaction value of 108 million yuan [2] Capital Flow - The engineering consulting services sector saw a net inflow of 29.22 million yuan from institutional investors, while retail investors experienced a net outflow of 144 million yuan [2][3] - Major stocks like China Ruilin and Huatuo Shanding had varying net inflows and outflows, indicating mixed investor sentiment [3] Detailed Stock Performance - China Ruilin had a net inflow of 54.09 million yuan from institutional investors, while retail investors had a net outflow of 30.18 million yuan [3] - Hualan Group experienced a net inflow of 11.51 million yuan from institutional investors, with a net outflow of 15.62 million yuan from retail investors [3] - The overall trend indicates a preference for institutional investment in certain stocks while retail investors are pulling back [3]

广东信达律师事务所 股东会法律意见书 中国 深圳 福田区 益田路6001号太平金融大厦11、12楼 邮政编码：518038 11~12/F., TAIPING FINANCE TOWER, No. 6001 YITIAN ROAD, SHENZHEN, P. R. CHINA 电话（Tel.）：（0755）88265288 传真（Fax.）：（0755）88265537 致：深圳市建筑科学研究院股份有限公司 广东信达律师事务所（以下简称"信达"）接受深圳市建筑科学研究院股份 有限公司（以下简称"贵公司"）的委托，指派律师参加了贵公司2025年第二次 临时股东会（以下简称"本次股东会"），并进行了必要的验证工作。现根据《中 华人民共和国公司法》（以下简称"《公司法》"）、《上市公司股东会规则》（以下 简称"《股东会规则》"）以及贵公司《公司章程》等规定，按照律师业公认的业 务标准、道德规范，遵循诚实、守信、独立、勤勉、尽责的原则，恪守律师职业 道德和执业纪律，严格履行法定职责，对本次股东会的召集和召开程序、出席会 议人员和召集人的资格、表决程序和表决结果等事项发表如下法律意见，并保证 所出具意见的真实性、准确性 ...

证券代码：300675 证券简称：建科院 公告编号：2025-042 深圳市建筑科学研究院股份有限公司 2025 年第二次临时股东会决议公告 公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 特别提示： 1. 本次股东会未出现增加、否决或变更议案。 2. 本次股东会未涉及变更前次股东会决议。 会议召开和出席情况 会议的通知及股权登记日 深圳市建筑科学研究院股份有限公司（以下简称公司）于 2025 年 9 月 27 日在巨潮资讯网（http://www.cninfo.com.cn）披露了《公司关于召开公司 2025 年 第二次临时股东会的通知》（公告编号：2025-040）。 本次股东会的股权登记日为 2025 年 9 月 30 日。 会议的召开方式 2025 年 10 月 13 日 15:00。 2. 网络投票时间 （1）通过深圳证券交易所交易系统投票的时间为：2025 年 10 月 13 日 09:15 —09:25、09:30—11:30 和 13:00—15:00； （2）通过深圳证券交易所互联网投票的时间为：2025 年 10 月 13 日 09:15 — ...

Group 1 - The core point of the news is that Shenzhen Institute of Building Science Co., Ltd. (建科院) experienced a stock price increase of 5.11%, reaching 16.05 CNY per share, with a trading volume of 71.75 million CNY and a turnover rate of 3.17%, resulting in a total market capitalization of 2.354 billion CNY [1] - The company, established on August 20, 2007, and listed on July 19, 2017, specializes in various services including architectural design, green building consulting, ecological urban planning, and public trust services [1] - The revenue composition of the company is as follows: public trust services 41.30%, architectural design 25.86%, urban planning 21.82%, building consulting 6.06%, others 3.46%, and EPC and project management 1.50% [1] Group 2 - Among the top ten circulating shareholders of 建科院, a fund under 诺安基金 (Noah Fund) has entered the list, specifically 诺安多策略混合A (Noah Multi-Strategy Mixed A), which acquired 685,000 shares, accounting for 0.47% of the circulating shares, with an estimated floating profit of approximately 534,300 CNY [2] - 诺安多策略混合A was established on August 9, 2011, with a current scale of 1.399 billion CNY, achieving a year-to-date return of 61.76%, ranking 456 out of 8,234 in its category, and a one-year return of 86.28%, ranking 155 out of 8,083 [2] Group 3 - The fund managers of 诺安多策略混合A are 孔宪政 and 王海畅, with 孔宪政 having a tenure of 4 years and 322 days, managing a total fund size of 4.607 billion CNY, achieving a best return of 76.38% and a worst return of -16.74% during his tenure [3] - 王海畅 has a tenure of 3 years and 84 days, managing a total fund size of 2.529 billion CNY, with a best return of 63.97% and a worst return of -18.8% during his tenure [3]

Core Insights - In September 2025, a total of 47 listed companies in Shanghai, Shenzhen, and Beijing announced changes to their auditing firms, indicating a significant shift in the auditing landscape [3][6]. Group 1: Changes in Auditing Firms - Notable changes include companies like Xiaoxin Environment switching from Xinyong Zhonghe to Deloitte, and Jian Tai Technology moving from Zhonghua to PwC Zhongtian [4][5]. - The audit fees for 2024 for these companies varied, with Xiaoxin Environment paying 4.96 million yuan and Jian Tai Technology paying 4.5 million yuan [4]. Group 2: Client Changes Among Audit Firms - The firm with the largest decrease in clients was Lixin, losing 7 clients, while Rongcheng gained the most clients, increasing by 6 [6][8]. - The detailed statistics show that Lixin and Rongcheng were the most affected firms in terms of client changes, reflecting a competitive shift in the auditing market [6][9].

Core Insights - The company, Jian Ke Yuan, reported that as of September 30, 2025, the number of shareholders, including margin accounts, is 14,820 [2] Summary by Category - **Company Information** - Jian Ke Yuan has a total of 14,820 shareholders as of the specified date [2]

Core Insights - The company is actively leveraging its technological service capabilities to embrace digitalization and enhance the empowerment of research outcomes on its business [1] Group 1: Business Developments - Since the beginning of 2025, the company has made significant progress in its new energy service innovation business, with some projects included in Shenzhen's strategic emerging industry support plan and approved for special funding [1] - The company has been approved to establish a Guangdong Provincial Engineering Research Center for green building new supply and distribution [1] - The company has won bids for technical service projects related to new energy technology application scenarios in Shenzhen's Houhai Central District, as well as for urban area chief designer or overall design service projects and scenario-based innovation platform operations [1] Group 2: Strategic Challenges - The company faces challenges in contract reserves and organizational adaptability, leading to difficulties in the transition from old to new driving forces, which is still in a painful period [1] - Despite ongoing performance challenges, the company remains committed to promoting its strategic transformation from old to new driving forces to lay a foundation for future business expansion and operational capability enhancement [1]

Core Viewpoint - The company, Jian Ke Yuan (300675.SZ), announced a share reduction plan by Jian Ke Investment, which will result in a decrease of 1,448,800 shares, representing 0.99% of the total share capital by September 30, 2025 [1] Summary by Relevant Sections - Share Reduction Plan - Jian Ke Investment plans to reduce its holdings in Jian Ke Yuan through centralized bidding, totaling 1,448,800 shares [1] - This reduction accounts for 0.99% of the company's total share capital [1]

证券代码：300675 证券简称：建科院 公告编号：2025-041 深圳市建筑科学研究院股份有限公司 关于持股 5%以上股东减持股份计划期限届满的公告 持股 5%以上的股东深圳市建科投资股份有限公司保证向公司提供的信息 内容真实、准确、完整，没有虚假记载、误导性陈述或重大遗漏。 深圳市建筑科学研究院股份有限公司（以下简称公司）已于 2025 年 6 月 9 日在巨潮资讯网（http://www.cninfo.com.cn，下同）披露《公司关于持股 5%以上 股东减持股份的预披露公告》（公告编号：2025-019），持股 5%以上股东深圳市 建科投资股份有限公司（以下简称建科投资）计划在 2025 年 7 月 1 日至 2025 年 9 月 30 日期间，以集中竞价方式减持公司股份不超过 1,466,600 股（占公司总 股本的 1.00%），股份来源均为建科投资所持公司首次公开发行前已发行的股份。 公司于 2025 年 7 月 9 日在巨潮资讯网披露了《公司关于持股 5%以上股东减 持股份触及 1%整数倍的公告》（公告编号：2025-030），公告了上述减持计划实 施进展情况。 公司于本日收到建科投资的告知 ...