关于日常经营重大合同签订补充协议的公告 本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。 证券代码：300500 证券简称：启迪设计 公告编号：2026-007 启迪设计集团股份有限公司 特别提示： 1、近日，公司与河南空港、神威信息、中农算力及河南空港全资子公司河南 空港算力科技有限公司协商一致签署了《河南空港智算中心（一中心）三期项目 一批次算力集群部分建设、维护、运营一体化采购合同补充协议三》，对原合同中 各方权利义务、付款等条款作出调整。 2、尽管补充协议对各方权利义务等内容做出了明确约定，各方均具备履约能 力，但在合同后续履行过程中，仍可能面临客户需求、供应链、技术变化等其他 不可预见或不可抗力等因素的影响，合同执行存在一定的不确定性，敬请广大投 资者注意投资风险，理性投资。 一、合同背景 启迪设计集团股份有限公司（以下简称"公司"）与河南空港数字城市开发建 设有限公司（以下简称"河南空港"）及联合体成员神威（无锡）信息产业有限 公司（以下简称"神威信息"）、中农算力（北京）科技有限公司（以下简称"中 农算力"）签订了《河南空港智算中心（一中心）三期项 ...

启迪设计集团股份有限公司 证券代码：300500 证券简称：启迪设计 公告编号：2026-005 特此公告。 启迪设计集团股份有限公司董事会 2026 年 3 月 4 日 第五届董事会第十四次会议决议公告 同意聘任金彦先生、吴树馨先生为公司副总经理，任期自本次董事会审议通 过之日起至第五届董事会任期届满时止。 本议案已经公司董事会提名委员会审议通过，具体内容详见公司同日在巨潮 资讯网（www.cninfo.com.cn）披露的《关于聘任公司副总经理的公告》。 表决结果：11 票同意，0 票反对，0 票弃权。 本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。 启迪设计集团股份有限公司（以下简称"公司"）第五届董事会第十四次会议 于2026年3月4日上午在公司会议室以现场方式召开。会议通知于2026年2月28日 以专人送达或电子邮件等方式发出。会议应到董事11人，实到董事11人，公司高 级管理人员列席了本次会议。本次董事会的召集、召开符合《公司法》、《公司章 程》及相关法规的规定。会议由董事长查金荣先生主持，经全体与会董事认真审 议形成如下决议： 1、审议通过《关于 ...

本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。 启迪设计集团股份有限公司(以下简称"公司")于 2026 年 3 月 4 日召开第五届 董事会第十四次会议，审议通过了《关于聘任公司副总经理的议案》。具体内容 如下： 根据公司发展需要，经公司总经理提名，第五届董事会提名委员会审核，同 意聘任金彦先生、吴树馨先生（简历详见附件）为公司副总经理，任期自本次董 事会审议通过之日起至第五届董事会任期届满之日止。 证券代码：300500 证券简称：启迪设计 公告编号：2026-006 启迪设计集团股份有限公司 关于聘任公司副总经理的公告 特此公告。 启迪设计集团股份有限公司董事会 2026 年 3 月 4 日 证券代码：300500 证券简称：启迪设计 公告编号：2026-006 附件： 金彦先生，1983 年 12 月出生，毕业于南京工业大学建筑系，硕士研究生， 国家一级注册建筑师，高级工程师。2021 年姑苏重点产业紧缺人才；苏州市勘 察设计行业专家；苏州市建设工程消防技术专家；历任公司轨道交通综合体设计 院建筑一所所长、院长助理、副院长、监事会主席，现任轨道交通设计 ...

（文章来源：证券日报） 证券日报网讯 2月25日，启迪设计在互动平台回答投资者提问时表示，截至2026年2月13日收市，公司 股东总户数为14641户。 ...

二、部分资金被冻结的原因 证券代码：300500 证券简称：启迪设计 公告编号：2026-004 启迪设计集团股份有限公司 关于公司银行账户部分资金被冻结的公告 本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。 启迪设计集团股份有限公司(以下简称"公司")于近日通过查询银行账户 时获悉，公司银行账户部分资金被冻结，现将有关情况公告如下： | | 户名 | | | | | 开户行 | | | 银行账号 | 账户性质 | 申请冻结金额 （元） | 实际冻结金额 （元） | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 启 迪 团 股 公司 | 设 份 | 计 有 | 集 限 | 中 国 行 苏 支行 | | 建 州 | 设 干 | 银 将 | 3220****1375 | 基本户 | 14,754,665.63 | 14,754,665.63 | | | 深 圳 节 能 限公司 | 嘉 科 | 力 技 | 达 有 | 兴 业 | 圳滨 ...

Core Viewpoint - The company, Tsinghua Design Group Co., Ltd., is actively involved in the development of prefabricated construction technology and has made significant advancements in various sectors, including building energy efficiency and urban renewal projects [2][3]. Group 1: Company Overview - Tsinghua Design Group Co., Ltd. was established on March 3, 1988, and went public on February 4, 2016. The company is headquartered in Suzhou Industrial Park, Jiangsu Province [7]. - The main business segments include design consulting (79.98% of revenue), construction engineering (12.63%), new energy and energy-saving projects (3.92%), and other services (3.48%) [7]. - The company has completed over 30 prefabricated construction projects and holds 7 invention patents and 12 utility model patents in this field [2]. Group 2: Financial Performance - For the period from January to September 2025, the company reported a revenue of 682 million yuan, a year-on-year decrease of 29.43%, while the net profit attributable to shareholders increased by 354.70% to 43.6 million yuan [8]. - The company has distributed a total of 176 million yuan in dividends since its A-share listing, with 55.67 million yuan distributed over the past three years [9]. Group 3: Market Activity - On February 12, the company's stock price fell by 1.54%, with a trading volume of 33.63 million yuan and a turnover rate of 1.56%, resulting in a total market capitalization of 2.225 billion yuan [1]. - The stock has seen a net inflow of 366,200 yuan from major investors today, marking a continuous increase in investment over the past three days [4][5]. Group 4: Industry Position - The company is positioned within the construction and decoration industry, specifically in engineering consulting services [8]. - It is involved in various concept sectors, including solar energy, ultra-micro stocks, and BIPV (Building-Integrated Photovoltaics) [8].

Group 1 - The core point of the article is that Tsinghua Design has disclosed the total number of its shareholders as of January 30, 2026, which stands at 14,694 households [2]

Core Viewpoint - Tsinghua Design (启迪设计) has been involved in litigation and arbitration totaling approximately 119 million yuan, which accounts for 10.92% of the company's latest audited net assets [1] Group 1: Legal Matters - The total amount involved in litigation and arbitration over the past twelve months is approximately 119 million yuan, with 89.41 million yuan as the plaintiff and 30.01 million yuan as the defendant [1] - The company has disclosed ongoing litigation and arbitration cases, with a notable case involving an engineering construction contract dispute amounting to 8.95 million yuan that has been executed, while two other cases are currently in the appeal stage [2] - There are no significant litigation or arbitration matters where the amount exceeds 10% of the company's latest audited net assets or 10 million yuan [3] Group 2: Financial Performance - For the first three quarters of 2025, the company reported revenue of 682 million yuan, a year-on-year decrease of 29.4% [4] - The company turned around from a net loss of 17.12 million yuan in the same period last year to a net profit of 43.6 million yuan [4] - The net profit excluding non-recurring items was 69.08 million yuan, compared to a loss of 28.66 million yuan in the previous year [4] - The net cash flow from operating activities was 13.22 million yuan, a decline of 36.2% year-on-year [4] - As of the end of Q3 2025, total assets were 2.659 billion yuan, down 12.6% from the end of the previous year, while net assets increased by 1.1% to 1.116 billion yuan [4]

证券代码：300500 证券简称：启迪设计 公告编号：2026-003 启迪设计集团股份有限公司 关于累计诉讼、仲裁情况的公告 本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。 启迪设计集团股份有限公司(以下简称"公司")根据《深圳证券交易所创业 板股票上市规则》有关规定，对公司及控股子公司连续十二个月累计涉及诉讼、 仲裁事项进行了统计，具体内容详见公司于 2025 年 4 月 2 日在巨潮资讯网披露 的《关于累计诉讼、仲裁情况的公告》（公告编号：2025-006），近日对公司及 控股子公司自上次披露累计诉讼、仲裁情况之日（即 2025 年 4 月 2 日)至今发生 的诉讼、仲裁事项进行了统计，现将有关统计情况公告如下： 一、累计诉讼、仲裁的基本情况 根据《深圳证券交易所创业板股票上市规则》有关规定，公司发生的重大诉 讼、仲裁事项采取连续十二个月累计计算的原则，自上次披露累计诉讼、仲裁情 况之日（即 2025 年 4 月 2 日)至今发生的诉讼、仲裁事项涉案金额已达到披露标 准，合计约为人民币 11,941.97 万，占公司最近一期经审计净资产绝对值的 10.9 ...

Key Insights on Infrastructure Investment Opportunities - A seasonal infrastructure construction boom occurs from the end of the Spring Festival to the conclusion of the National People's Congress, lasting approximately 1-1.5 months, presenting significant investment opportunities[2] - The report identifies 10 strong sub-sectors with high odds and win rates, including engineering consulting services, environmental equipment, environmental governance, general equipment, specialized engineering, non-metallic materials, new metallic materials, specialized equipment, decoration, and plastics, with average returns of 12-15% and excess returns of 4-8% over the past decade[2][10] Selected Stocks from Strong Sub-sectors - The report highlights a portfolio of 18 stocks selected from the 10 strong sub-sectors based on a scoring model, which includes: - Engineering consulting: Qidi Design (average excess return 22.7%, win rate 100%) and Jian Ke Yuan (average excess return 16.4%, win rate 100%)[3][19] - Environmental equipment: Xianhe Environmental (average excess return 11.7%, win rate 90%) and Senyuan Co. (average excess return 12.2%, win rate 80%)[3][20] - Environmental governance: Shanghai Washba (average excess return 36.0%, win rate 100%) and Dechuang Environmental (average excess return 19.1%, win rate 89%)[3][23] - General equipment: Jialitu (average excess return 35.3%, win rate 100%) and Jinyang Sun (average excess return 28.8%, win rate 100%)[3][26] Performance and Risk Considerations - The selected 10 strong sub-sectors have consistently shown high absolute and excess return probabilities, with a stable performance track record over the past decade[10][13] - Risks include limitations of comparative studies, market learning effects leading to volatility, unexpected market downturns, and individual stock risks impacting the overall portfolio[4]