Core Viewpoint - The company plans to sell up to 5.4 million shares of digital certification, representing no more than 2% of the total share capital, for an estimated price not exceeding approximately RMB 183 million, excluding transaction costs [1] Group 1: Share Sale Details - The board of directors approved the sale of shares on October 31, 2025 [1] - The sale will be conducted through centralized bidding and/or block trading [1] Group 2: Strategic Rationale - The sale is part of the company's strategy to enhance its core capabilities [1] - The proceeds from the sale are intended to support the company's investments in technology innovation and product research and development [1]

Core Viewpoint - The company plans to sell up to 5.4 million shares of digital certification, representing no more than 2% of the total share capital, with an estimated value not exceeding approximately RMB 183 million by October 31, 2025 [1] Group 1 - The board of directors has approved a proposal for the sale of shares [1] - The sale will be conducted through centralized bidding and/or block trading methods [1] - The estimated proceeds from the sale are projected to be around RMB 183 million [1]

Core Points - The major shareholder, Capital Information Development Co., Ltd., holding 26.24% of Digital Certification (300579.SZ), plans to reduce its stake by up to 5.4 million shares, representing 2% of the company's total share capital, within three months after the announcement date [1] Summary by Category Shareholder Actions - Capital Information Development intends to reduce its holdings through centralized bidding and block trading methods [1] Company Overview - Digital Certification is currently facing a potential decrease in shareholding from a significant stakeholder, which may impact market perception and investor confidence [1] Market Implications - The planned reduction of shares by a major shareholder could lead to increased volatility in the stock price of Digital Certification in the short term [1]

Core Viewpoint - The major shareholder of Digital Certification (300579.SZ), Capital Information Development Co., Ltd., plans to reduce its stake by selling up to 5.4 million shares, representing 2% of the company's total equity, within three months after the announcement [1] Group 1 - The major shareholder holds 26.24% of the company's shares [1] - The reduction will occur through centralized bidding and block trading methods [1] - The selling period is set for three months starting from fifteen trading days after the announcement [1]

证券代码：300579 证券简称：数字认证 公告编号：2025-057 北京数字认证股份有限公司 关于公司大股东减持股份的预披露公告 本公司大股东首都信息发展股份有限公司保证向本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。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 特别提示： 持本公司股份 70,835,896 股（占本公司总股本比例 26.24%）的大股东首都 信息发展股份有限公司计划在本公告披露之日起十五个交易日后的三个月内以 集中竞价、大宗交易方式减持本公司股份不超过 5,400,000 股（占本公司总股本 比例 2%）。 北京数字认证股份有限公司（简称"公司"或"本公司"）于近日收到公司 大股东首都信息发展股份有限公司的《股份减持计划告知函》，计划以集中竞价、 大宗交易方式减持其持有的本公司部分股份。现将具体情况公告如下： 一、股东的基本情况 | 股东名称 | 持有股份总数（股） | 占公司总股本的比例 | | --- | --- | --- | | 首都信息发展股份有限公司 | 70,835,896 | 26.24% | 二、本次减持计划的主要 ...

Group 1 - The major shareholder, Capital Information Development Co., Ltd., plans to reduce its stake in Digital Certification by up to 5.4 million shares, representing 2% of the total share capital, within three months after the announcement date [1] - Digital Certification's revenue composition for the first half of 2025 is entirely from the software and information technology services sector, accounting for 100% [2] - As of the latest report, Digital Certification has a market capitalization of 9.4 billion yuan [3]

Core Viewpoint - The major shareholder of Digital Certification (300579.SZ), Capital Information Development Co., Ltd., plans to reduce its stake in the company by up to 5,400,000 shares, representing 2% of the total share capital, within three months after the announcement date [1] Summary by Relevant Categories - **Shareholder Actions** - Capital Information Development Co., Ltd. intends to reduce its holdings through centralized bidding and block trading methods [1] - The reduction will not exceed 5,400,000 shares [1] - This represents a 2% stake in Digital Certification's total share capital [1]

Core Viewpoint - The major shareholder of Digital Certification (300579.SZ) plans to reduce its stake in the company by up to 5.4 million shares, representing 2% of the total share capital, to fund technological innovation and product development [1] Group 1: Shareholder Actions - The major shareholder, Capital Information Development Co., Ltd., intends to reduce its holdings through centralized bidding and block trading methods [1] - The planned reduction includes a maximum of 2.7 million shares through each method, accounting for no more than 1% of the total share capital [1] Group 2: Purpose of Reduction - The proceeds from the share reduction will be allocated to investments in AI, data processing, and cloud-native microservice software platform development [1] - Additionally, funds will support the research and development of the Hongteng and Hongshun product series [1] Group 3: Timeline - The reduction period is set to begin fifteen trading days after the announcement and will last for three months, specifically from November 24, 2025, to February 20, 2026, excluding any legally mandated blackout periods [1]

1. Report Industry Investment Rating - No information provided 2. Core View of the Report - The report focuses on the Q3 2025 performance briefing of Digital Certification, covering questions from investors and company responses regarding business operations, finance, and development prospects [23] 3. Summary by Directory 01. Research Basic Situation - Research object: Digital Certification [16] - Industry: Software development [16] - Reception time: October 30, 2025 [16] - Company reception staff: Chairman Zhan Banghua, General Manager Lin Xueyan, Board Secretary Qi Xiubin, Financial Officer Gao Qingshan, Independent Director Niu Hongjun [16] 02. Detailed Research Institutions - The Q3 2025 performance briefing was conducted remotely online and was open to all investors [19] 03. Research Institution Proportion - No information provided 04. Main Content Materials - **Loss and Turnaround**: Affected by intensified market competition and project implementation cycles, the company's operating income in the first three quarters of 2025 decreased by about 25% year - on - year. Meanwhile, R & D and sales expenses increased. The board of directors conducts performance evaluations on senior executives. In Q4, the company will promote business, accelerate project implementation, and improve performance [23] - **Financial Impairment**: The company did not experience significant financial impairment. In January - September 2025, the impairment provision was - 842,900 yuan. In July 2025, the company hired ShineWing Certified Public Accountants (Special General Partnership) as the 2025 audit institution [23][24] - **Business Expansion after Reorganization**: The company is a leading network security solution provider. After becoming a subsidiary of Beijing Data Group in September 2025, it will continue to focus on network security, driven by cryptographic technology, and has advantages in multiple fields [25] - **Role of Independent Directors**: The company has an internal compliance mechanism. Independent directors play roles in decision - making, supervision, and consultation through participation in board and special committee meetings [25]

Financial Performance - The company's revenue for the first three quarters of 2025 decreased by approximately 25% compared to the same period last year [3] - The impairment provision for the period from January to September 2025 was recorded at -842.90 million [4] Management and Governance - The company has a performance assessment mechanism for executives, in compliance with state-owned enterprise regulations [3] - Independent directors play a significant role in corporate governance, participating in decision-making and oversight through various committees [5] Business Development - The company aims to enhance its business by accelerating project implementation and improving project acceptance [3] - As a subsidiary of Beijing Data Group, the company focuses on network security solutions, with a vision to protect users' network infrastructure and data [4][5] Strategic Focus - The company is committed to advancing its capabilities in digital government, smart healthcare, digital finance, enterprise digitization, and smart education [5] - The change in controlling shareholder to Beijing Data Group does not alter the actual controller, which remains the Beijing State-owned Assets Management Company [5]