Core Viewpoint - The company will hold an investor open day on December 11, 2025, to enhance communication with investors and address their concerns [1]. Group 1: Event Details - The theme of the event is "I am a shareholder" and it will take place from 9:00 AM to 4:00 PM at 5006 Aoti Middle Road, Jinan, Shandong Province [1]. - The event will include activities such as tours and interactive discussions with investors [2]. Group 2: Participation Information - Investors interested in attending must register by December 7, 2025, at 5:00 PM by scanning a provided QR code, as attendance is limited [3]. - Successful registrants will receive a confirmation via SMS, which will serve as their entry pass [4]. - Individual investors must bring their original and a copy of their ID, while institutional representatives must provide relevant identification documents [4]. Group 3: Pre-Event Communication - Investors are encouraged to submit questions or topics of interest to the company via email before the event to facilitate efficient discussions [5]. Group 4: Contact Information - The company’s contact details for inquiries include the address at 5006 Aoti Middle Road, Jinan, postal code 250101, and a phone number: 0531-89260052 [6]. Group 5: Post-Event Disclosure - After the event, the company will disclose the event's outcomes and key content through designated media outlets and the Shanghai Stock Exchange website [7].

Group 1 - The company will hold an investor open day event titled "I am a Shareholder" on December 11, 2025, to enhance communication with investors and address their concerns [1][2] - The event will take place at the company's location in Jinan, Shandong Province, from 9:00 AM to 4:00 PM [1] - Key personnel attending the event will include the company's chairman, general manager, board secretary, and relevant department heads [1] Group 2 - The event will feature activities such as tours and interactive discussions with investors [2] - Investors interested in attending must register by December 7, 2025, and will receive confirmation via SMS upon successful registration [3] - Personal identification and relevant documentation will be required for verification at the event [3][4] Group 3 - The company encourages investors to submit questions or topics of interest via email prior to the event to facilitate efficient discussions [4] - After the event, the company will disclose the event's outcomes and key content through designated media outlets [6]

Core Viewpoint - The successful completion of the bridge rotation in the Jinan-Qihe section of the Jing-Tai Expressway marks a significant breakthrough in the project, laying a solid foundation for the subsequent full-line connectivity [1][2] Group 1: Project Overview - The Jinan-Qihe section of the Jing-Tai Expressway is the first highway expansion project in China to upgrade from 6 lanes to 12 lanes [2] - The project is invested and constructed by Shandong Highway Group and undertaken by China State Construction Engineering Corporation [2] Group 2: Technological Innovations - The project utilizes advanced technologies such as "large segment intelligent cantilever bridge construction machine + rotation construction" to address challenges like large construction volume and high safety risks [1] - The bridge rotation was achieved with millimeter-level precision in a 70-minute operation, showcasing China's technical strength in large bridge rotation construction [1] Group 3: Strategic Importance - The project integrates cutting-edge digital technologies, including artificial intelligence and big data, to create a comprehensive smart management platform [2] - Upon completion, the project will enhance the traffic capacity of the national highway network and support the ecological protection and high-quality development strategies in the Yellow River basin [2]

证券代码：600350 证券简称：山东高速 公告编号：2025-083 山东高速股份有限公司 关于举办"我是股东"走进上市公司暨 2025 年投资者开放 日活动的公告 本公司董事会及全体董事保证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。 为进一步加强与投资者沟通交流，解答投资者关心的各类问题，倾听投资者 的意见和建议，便于广大投资者全面、深入地了解山东高速股份有限公司（以下 简称"公司"）的生产经营情况，公司定于 2025 年 12 月 11 日以现场方式举行投 资者开放日活动。现将有关事项公告如下： 一、基本情况介绍 活动主题："我是股东"走进上市公司暨 2025 年投资者开放日活动 活动时间：2025 年 12 月 11 日（周四）9:00-16:00 活动地点：山东省济南市奥体中路 5006 号 召开方式：现场召开 公司收到来访投资者发送的报名信息，核实后将向报名成功的投资者以短信 形式予以确认，该回执将作为投资者参加活动凭证。 1.请来访个人投资者携带个人身份证原件及复印件；机构投资者代表携带相 关身份证明原件及复印件，公司将对来访投资者的上 ...

Core Viewpoint - Shandong High-Speed Group's subsidiary plans to transfer a 9.68% stake in Guangdong Provincial Highway Development Co., Ltd. for 2.435 billion yuan, reflecting a 49.1% premium over book value, but the market response has been lukewarm with stock price declines following the announcement [2] Group 1: Stake Transfer Details - The transfer of the 9.68% stake in Guangdong Provincial Highway Development Co., Ltd. is valued at 2.435 billion yuan [2] - The transaction represents a 49.1% premium over the book cost of the stake [2] Group 2: Market Reaction - Following the announcement of the stake transfer, the stock price of Shandong High-Speed experienced declines over the next two trading days [2] Group 3: Strategic Implications - Shandong High-Speed's controlling shareholder, Shandong High-Speed Group, is also planning to transfer 7% of its shares to Anhui Expressway, indicating potential significant changes in ownership structure [2] - The recent capital maneuvers by Shandong High-Speed Group and its holding company suggest underlying strategic intentions [2]

Group 1 - The company Shandong High-Speed announced that its wholly-owned subsidiary plans to transfer a 9.68% stake in Guangdong Provincial Highway Development Co., Ltd. for 2.435 billion yuan, representing a 49.1% premium over the book cost [1] - The market reaction to the announcement has been tepid, with the stock price declining in the two trading days following the announcement [1] - There are potential significant changes in the company's own shareholding structure, as the controlling shareholder intends to transfer 7% of its shares to Anhui Expressway [1] Group 2 - The recent capital maneuvers by the controlling shareholder and its parent company raise questions about their strategic intentions [1]

根据公告，此次交易标的为粤高速A 2.02亿股，交易价格为24.35亿元，较账面成本16.33亿元溢价 49.1%。 山东高速近期发布公告称，其全资子公司山东高速投资发展有限公司（以下简称"投资公司"）拟以 24.35亿元非公开协议转让所持广东省高速公路发展股份有限公司（以下简称"粤高速A"）9.68%股权。 此次交易较账面成本溢价49.1%，但二级市场反应平淡，公告后两个交易日股价甚至出现下跌。 除了对粤高速A的股权转让，山东高速本身的股权也可能发生较大变动。此前公司公告，公司控股股东 山东高速集团有限公司（以下简称"山高集团"）拟转让山东高速7%的股份给皖通高速。山高集团及其 控股公司近期的两次"资本腾挪"，其这背后有什么样的战略意图呢？对此，每经资本眼专栏记者展开了 调查。山东高速向兄弟公司转让粤高速A股权 增厚利润二级市场反应平平 2025年11月28日，山东高速公告称，公司全资子公司投资公司拟以24.35亿元非公开协议转让所持的粤 高速A 9.68%股权至关联方山东通汇资本投资集团（以下简称"通汇集团"）。这一交易引发市场的广泛 关注。本次交易构成关联交易，通汇集团是山东高速控股股东山高集团的控股子 ...

Core Viewpoint - The completion of the Dongqing Expressway project enhances regional connectivity and supports ecological protection and high-quality development in the Yellow River basin, with a total length of 88.7 kilometers and a design speed of 120 km/h [1] Group 1: Project Overview - The Dongqing Expressway runs from Dongying to Qingzhou, forming a crucial part of Shandong Province's highway network [1] - The project has been upgraded to a dual eight-lane highway, significantly increasing its capacity from 56,000 vehicles per day to 70,000-100,000 vehicles per day [3][4] Group 2: Traffic and Economic Impact - Since its opening in 2000, the expressway has experienced a surge in traffic, with daily traffic reaching 56,000 vehicles in 2019 and holiday peaks exceeding 102,000 vehicles [2] - The travel time between the Yellow River Estuary Ecological Tourism Area and Qingzhou Ancient City has been reduced from 3.5 hours to 2.5 hours, boosting tourist numbers and revenue [4] Group 3: Construction and Technological Innovations - The project utilized a "two-sided widening" approach and incorporated advanced construction techniques to address challenges posed by the unique geological conditions of the Yellow River Delta [5] - New technologies, such as full-section pavers and intelligent drainage systems, have been implemented to enhance road quality and safety [5] Group 4: Smart Upgrades and Service Enhancements - The expressway has undergone a smart upgrade with a cloud-based toll collection system, improving transaction times and overall service efficiency [6][7] - Innovations like self-service kiosks and a comprehensive service station have been introduced to enhance user experience and operational efficiency [7]

Core Viewpoint - Shandong High-Speed Co., Ltd. has provided a guarantee of 50 million RMB for its wholly-owned subsidiary, Shandong Shunguang Industrial Development Co., Ltd., to support its daily operations and business development needs [1][3]. Summary by Sections Guarantee Details - The guarantee was signed on November 21, 2025, with a maximum amount of 50 million RMB and a duration extending until the maturity date of the loans or financing, plus an additional two years [1][5]. - The guarantee covers the principal balance of loans and other credit, including related interest, penalties, and other fees, with no counter-guarantee involved [1][5]. Internal Decision-Making Process - The company’s board approved the guarantee at the 71st meeting of the sixth board on April 2, 2025, and at the annual shareholders' meeting on June 6, 2025, allowing for a total guarantee limit of 5.292 billion RMB for the year 2025 [2][6]. - The specific limit for the guarantee to Shandong Shunguang Industrial Development Co., Ltd. is set at 5 million RMB [2]. Current Guarantee Status - As of the announcement date, the total guarantee balance for Shandong Shunguang Industrial Development Co., Ltd. is 5 million RMB, with no available guarantee balance remaining [3][6]. Necessity and Reasonableness of the Guarantee - The guarantee aligns with the business development needs of the company and is deemed beneficial for normal operations, with no harm to the interests of the company or its shareholders [5][6]. Board Opinion - The board has confirmed that the guarantee amount is within the approved limit and that the credit status of the guaranteed party is good, indicating manageable risk [6][7]. Cumulative Guarantee Information - As of the announcement date, the total approved external guarantees amount to 18.302 billion RMB, with 18.226 billion RMB provided to subsidiaries, representing 42.28% and 42.10% of the latest audited net assets, respectively [6].

香港交易及結算所有限公司及香港聯合交易所有限公司對本公告之內容概不負責，對其準確性 或完整性亦不發表任何聲明，並明確表示，概不對因本公告全部或任何部分內容而產生或因倚 賴該等內容而引致之任何損失承擔任何責任。 （於中華人民共和國註冊成立的股份有限公司） （股份代號：1576） 自願公告 有關山東高速刊發的《山東高速股份有限公司 關於公司及子公司提供擔保的進展公告》 茲提述本公司控股股東之一山東高速集團之附屬公司山東高速於本公告日期於巨 潮資訊網( www.cninfo.com.cn )及上海證券交易所網站( www.sse.com.cn )刊發的《山 東高速股份有限公司關於公司提供擔保的公告》（「該公告」）。該公告僅以中文刊 登，為確保所有本公司股東及潛在投資者可平等和及時地獲得有關本公司的資 料，下列為山東高速於該公告中所刊發有關本集團之內容重點。 2025年11月，本公司為山東舜廣實業就招商銀行股份有限公司濟南分行的銀行授 信提供連帶責任保證擔保，保證範圍涵蓋主合同項下的貸款及其他授信本金餘額 之和（最高限額為人民幣五千萬元）及以及相關利息、罰息、復息、違約金、遲延 履行金、保理費用、實現擔保權和債權的費 ...