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。 武汉长江通信产业集团股份有限公司（以下简称"公司"）于 2025 年4月2日召开第十届董事会第六次会议和第十届监事会第四次会议， 审议通过了《关于使用部分闲置募集资金进行现金管理的议案》。同 意在确保不影响公司募集资金投资计划实施、有效控制投资风险的前 提下，公司使用最高不超过人民币 58,600 万元（包含本数）的暂时 闲置募集资金进行现金管理，投资于安全性高、流动性好、发行主体 为有保本承诺的金融机构的保本型理财产品、结构性存款、定期存款、 通知存款、大额存单、协议存款等。使用期限不超过 12 个月，自董 事会审议通过之日起 12 个月之内有效。在前述额度及期限范围内， 公司可以循环滚动使用资金。具体内容详见公司于 2025 年 4 月 3 日 在上海证券交易所网站（www.sse.com.cn）披露的《关于使用部分闲 置募集资金进行现金管理的公告》（公告编号：2025-005）。 股票代码：600345 股票简称：长江通信 公告编号：2025-022 武汉长江通信产业集团股 ...

Market Overview - The Shanghai Composite Index rose by 0.52% on June 11, with 28 out of the 31 sectors experiencing gains. The top-performing sectors were non-ferrous metals and agriculture, forestry, animal husbandry, and fishery, with increases of 2.21% and 2.02% respectively [1] - Conversely, the sectors that saw declines included pharmaceuticals and biotechnology, telecommunications, and beauty care, with decreases of 0.41%, 0.28%, and 0.10% respectively. The telecommunications sector ranked second in terms of decline [1] Capital Flow Analysis - The net inflow of capital in the two markets was 1.506 billion yuan, with 14 sectors experiencing net inflows. The non-bank financial sector led with a net inflow of 4.469 billion yuan and a rise of 1.90%, followed by the automotive sector, which saw a 1.70% increase and a net inflow of 2.750 billion yuan [1] - In contrast, 17 sectors experienced net outflows, with the pharmaceuticals and biotechnology sector leading with a net outflow of 2.629 billion yuan. The basic chemicals sector followed with a net outflow of 1.909 billion yuan, along with significant outflows in telecommunications, electric equipment, and banking sectors [1] Telecommunications Sector Performance - The telecommunications sector declined by 0.28%, with a total net outflow of 1.359 billion yuan. Out of 127 stocks in this sector, 52 rose, including one that hit the daily limit, while 66 fell [2] - Notably, the stocks with the highest net inflows included Chutianlong, with a net inflow of 255 million yuan, followed by Hengbao and Yitong Century, with inflows of 116 million yuan and 44.586 million yuan respectively [2] - The stocks with the highest net outflows included Xinyi Sheng, with a net outflow of 435.88 million yuan, China Unicom with 174.598 million yuan, and Yongding with 120.577 million yuan [3]

Core Viewpoint - The commercial aerospace sector is experiencing significant movement, with companies like Changjiang Communication reaching a trading limit increase, driven by news of national-level initiatives and satellite launch plans in China [1] Group 1: Market Movement - Changjiang Communication has hit the trading limit increase, indicating strong investor interest in the commercial aerospace sector [1] - Tianyin Electromechanical has seen a rise of over 10%, along with other companies such as Sike Rui, West Testing, KQ Shares, Shaanxi Huada, and Shanghai Hantong, reflecting a broader trend in the market [1] Group 2: Industry Developments - Wenchang is planning to establish a national-level commercial aerospace industry collaborative innovation center, which is expected to enhance the sector's growth [1] - China's "Thousand Sails Constellation" plan is accelerating, with a large number of satellite launches anticipated by 2025, indicating a robust future for the commercial aerospace industry [1]

Core Viewpoint - The announcement details the change in the financial advisor responsible for the ongoing supervision of the voting rights delegation project related to Wuhan Changjiang Communication Industry Group Co., Ltd. [1] Group 1 - The shareholders of Wuhan Changjiang Communication, China Information Communication Technology Group Co., Ltd. and Fenghuo Technology Group Co., Ltd., have delegated all their voting rights to the First Research Institute of Telecommunications Science [1] - The financial advisor for this project, ShenGang Securities, has appointed Xu Xicheng to replace Pan Jiangtong as the lead financial advisor due to the latter's job change [1][2] - Xu Xicheng holds a master's degree and is currently the Vice President of the Investment Banking Financing Business Department at ShenGang Securities, with experience in various projects including the Tonghui Information selection layer listing project [3]

近日，公司收到申港证券出具的《关于变更电信科学技术第一研 究所有限公司收购长江通信项目财务顾问主办人的函》，潘江桐先生 因工作变动，不再担任本项目的财务顾问主办人。 为了切实做好持续督导工作，申港证券现委派徐希成先生接替潘 江桐先生担任财务顾问主办人，继续履行财务顾问主办人的督导职责。 本次变更后，申港证券委派的本项目财务顾问主办人为戈伟杰先 生、徐希成先生。徐希成先生简历见附件。 证券代码：600345 证券简称：长江通信 公告编号：2025-021 武汉长江通信产业集团股份有限公司 关于表决权委托项目变更持续督导财务顾问主办人 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。 武汉长江通信产业集团股份有限公司（以下简称 "公司"或"上 市公司"）股东中国信息通信科技集团有限公司、烽火科技集团有限 公司分别将其全部持有的上市公司股份对应的表决权等权利委托给 电信科学技术第一研究所有限公司事宜（以下简称"本项目"）已于 2024 年实施完毕。 申港证券股份有限公司（以下简称"申港证券"）作为本项目的 财务顾问，原委派戈伟 ...

Core Points - The stock price of Changjiang Communication (600345) closed at 25.37 yuan on June 6, 2025, with an increase of 2.71% and a turnover rate of 6.38% [1] - The company reported a total revenue of 68.36 million yuan for Q1 2025, representing a year-on-year growth of 5.25%, and a net profit attributable to shareholders of 13.78 million yuan, up 49.54% year-on-year [1] - The company has a current ratio of 2.121, a quick ratio of 1.758, and a debt-to-asset ratio of 22.49% [1] Financial Performance - The net inflow of main funds today was 19.46 million yuan, accounting for 5.75% of the total transaction amount [1] - Large orders saw a net inflow of 16.29 million yuan, making up 4.82% of the transaction amount, while small orders experienced a net outflow of 24.47 million yuan, which is 7.24% of the transaction amount [1] - The company's non-recurring net profit was 31.17 million yuan, reflecting a year-on-year increase of 9.07% [1] Company Overview - Wuhan Changjiang Communication Industry Group Co., Ltd. was established in 1996 and is located in Wuhan, primarily engaged in software and information technology services [2] - The company has invested in 14 enterprises and participated in 96 bidding projects, holding 38 trademark registrations and 64 patents [2] - The registered capital of the company is 3.296 billion yuan, with a paid-in capital of 1.2 billion yuan [1][2]

Core Viewpoint - The company has approved the use of idle raised funds for cash management, ensuring that it does not affect the implementation of investment plans and effectively controls investment risks [1][2]. Summary by Sections Cash Management Plan - The company will use up to RMB 586 million of temporarily idle raised funds for cash management, investing in low-risk, high-liquidity financial products with principal protection from reputable financial institutions [1]. - The investment period will not exceed 12 months from the date of board approval, allowing for rolling use of funds within the specified limit [1]. Redemption Situation - The company redeemed RMB 5 million of temporarily idle raised funds through a 7-day notice deposit with China Merchants Bank, receiving a total return of RMB 7,777.78 [1]. - The principal and earnings from this investment have been returned to the raised funds account [1]. Recent Cash Management Activities - In the past 12 months, the company has made 6 investments in cash management products totaling RMB 716 million, with 2 redemptions amounting to RMB 135 million and 4 investments still outstanding totaling RMB 581 million [1]. - The highest single-day investment amount in the last 12 months was RMB 586 million, representing 16.58% of the company's net assets for the past year [1]. Financial Performance Metrics - The cumulative return from cash management in the last 12 months is 0.0056% of the company's net profit for the same period [2]. - The total amount of funds currently utilized for financial management is RMB 581 million, with an unused limit of RMB 5 million, making the total financial management limit RMB 586 million [2].

武汉长江通信产业集团股份有限公司（以下简称"公司"）于 2025 年4月2日召开第十届董事会第六次会议和第十届监事会第四次会议， 审议通过了《关于使用部分闲置募集资金进行现金管理的议案》。同 意在确保不影响公司募集资金投资计划实施、有效控制投资风险的前 提下，公司使用最高不超过人民币 58,600 万元（包含本数）的暂时 闲置募集资金进行现金管理，投资于安全性高、流动性好、发行主体 为有保本承诺的金融机构的保本型理财产品、结构性存款、定期存款、 通知存款、大额存单、协议存款等。使用期限不超过 12 个月，自董 事会审议通过之日起 12 个月之内有效。在前述额度及期限范围内， 公司可以循环滚动使用资金。具体内容详见公司于 2025 年 4 月 3 日 在上海证券交易所网站（www.sse.com.cn）披露的《关于使用部分闲 置募集资金进行现金管理的公告》（公告编号：2025-005）。 一、使用部分闲置募集资金进行现金管理赎回的情况 2025 年 4 月 9 日，公司子公司上海迪爱斯信息技术有限公司（以 股票代码：600345 股票简称：长江通信 公告编号：2025-020 武汉长江通信产业集团股份有限公司 ...

Core Viewpoint - The companies under China Information Communication Technology Group are focusing on value enhancement and shareholder rights through a dedicated value management task force, emphasizing performance assessment and strategic initiatives like share buybacks and mergers [1] Group 1: Company Strategies and Innovations - China Information Communication Technology Group is a leading supplier of information communication products and services, with a focus on six key areas: optical communication, mobile communication, optoelectronics, integrated circuits, cybersecurity, and smart applications [1] - The optical communication segment has made significant advancements in next-generation products, including hollow-core fibers and ultra-low-loss optical fibers, and has become a global leader in marine network technology [2] - The company plans to invest 35.78 billion yuan in R&D in 2024, representing 12.5% of its revenue, to strengthen its position as a key player in the digital economy and smart city initiatives [2] - The security chip sector is expanding, with products like identity recognition chips and smart card chips, while the special communication sector is focusing on dedicated mobile communication and low-orbit satellite applications [3] Group 2: Financial Performance - In 2024, the company achieved a record revenue of 8.272 billion yuan, a year-on-year increase of 36.49%, and a net profit of 661 million yuan, up 6.82% [5] - In the first quarter of 2025, the company reported revenue of 2.222 billion yuan, a 72.14% increase year-on-year, and a net profit of 150 million yuan, up 95.02% [6] - Since its listing in 2009, the company has maintained a compound annual growth rate of 17.56% in revenue and 13.11% in net profit, with cumulative dividends amounting to 1.432 billion yuan [6] Group 3: Future Outlook and Market Position - The company is actively engaged in 6G technology research, aiming to establish a leading position in multi-antenna technology and develop a key technology verification platform for 6G [6] - The company is committed to enhancing internal governance and customer-centric operations, focusing on market-oriented strategies and operational efficiency [7] - The company has equipped over 4,000 large oil storage tanks and more than 20,000 kilometers of traffic tunnels with advanced monitoring technologies, showcasing its capabilities in major infrastructure projects [7]

Core Viewpoint - The company participated in a performance briefing hosted by China Information Communication Technology Group, discussing its operational results and financial status for 2024 and Q1 2025, aiming to enhance investor communication and transparency [1][2]. Group 1: Performance and Strategic Initiatives - The company completed the acquisition of 100% of the shares of Di Ai Si in December 2023 and is focusing on integrated management post-restructuring to achieve stable growth [2][3]. - Key strategies include enhancing core functions, promoting technological and industrial innovation, and improving market and management capabilities to boost profitability [3]. Group 2: Market Expansion and Product Development - The company plans to strengthen brand promotion and marketing efforts, targeting high-end customer markets and expanding into sectors such as satellite internet, low-altitude economy, and smart judicial services [3][4]. - Investment in research and development for next-generation information technologies, artificial intelligence, and low-orbit satellites is prioritized to enhance product competitiveness [3][4]. Group 3: Satellite Internet and Navigation - The company has developed products related to low-orbit satellite ground control and management systems, focusing on expanding its offerings in the satellite internet sector [4]. - Innovations in smart hardware and application software for emergency response and smart city solutions are being actively pursued, although the company does not engage in BeiDou navigation services [4].