瑞芯微电子股份有限公司 简式权益变动报告书 | 上市公司名称： | 瑞芯微电子股份有限公司 | | --- | --- | | 股票上市地点： | 上海证券交易所 | | 股票简称： | 瑞芯微 | | 股票代码： | 603893 | 信息披露义务人： 厦门市润科欣投资管理合伙企业（有限合伙） 住所及通讯地址： 厦门市湖里区金钟路3号804单元 股份变动性质： 减持，持股比例触及5%刻度 签署日期：2025年7月30日 1 信息披露义务人声明 一、信息披露义务人依据《中华人民共和国公司法》《中华人民共和国证券 法》《上市公司收购管理办法》《公开发行证券的公司信息披露内容格式准则第 15 号——权益变动报告书》等相关法律、法规和规范性文件编写本报告书。 二、信息披露义务人签署本报告书已获得必要的授权和批准，其履行亦不违 反信息披露义务人内部规则中的任何条款，或与之相冲突。 三、依据《中华人民共和国证券法》《上市公司收购管理办法》的规定，本 报告书已全面披露了信息披露义务人在瑞芯微电子股份有限公司拥有权益的股 份变动情况。 四、截至本报告书签署之日，除本报告书披露的信息外，信息披露义务人没 有通过任何其他方式增 ...

Core Viewpoint - The report highlights the launch of Rockchip's AI co-processor RK1820/RK1828, designed specifically for edge AI large models, featuring high computing power and bandwidth [1] Group 1: Product Launch - Rockchip has introduced the RK1820/RK1828, the first edge AI large model co-processor, which integrates ultra-high bandwidth on-chip DRAM and multi-core NPU tailored for 3B/7B-LLM/VLM [1] - The co-processor supports mainstream model frameworks and provides a general API for easy development [1] Group 2: Industry Transition - The AIoT industry is transitioning from version 1.0 to 2.0, driven by the emergence of large models and significant intellectual resource investment [1] Group 3: Application and Market Potential - The RK1820, when paired with main control chips like RK3588, creates a powerful AI computing platform capable of handling multimodal AI tasks, including speech recognition, video analysis, and long-context dialogue [1] - The product is applicable in various edge scenarios such as security, robotics, automotive, consumer electronics, office, education, home, and industrial sectors [1] Group 4: Future Outlook - As new products are launched and the automotive roadmap is further refined, the company plans to expand its deep service offerings to Tier 1 and IDH [1] - The report maintains a "buy" rating for the company [1]

Investment Rating - The industry investment rating is "Positive" (maintained) [6] Core Viewpoints - Telecom operators are increasing their layout in AI terminals, which is expected to open up growth space for the industry. The focus should be on AI terminal SoC manufacturers such as Amlogic and Rockchip [4][22] - The market is currently more focused on smart hardware and internet companies' layouts in AI terminals, while the role of telecom operators in this area has been overlooked. Telecom operators have strong channel advantages and brand effects in the smart home sector [8][9] - The growth momentum of mobile smart screens is strong, with a projected retail volume of 254,000 units in 2024, representing a year-on-year increase of 65%. The online market accounts for 86.5% of total retail volume [12][20] Summary by Sections Investment Suggestions and Targets - It is recommended to pay attention to Amlogic (688099, Buy) and Rockchip (603893, Not Rated) as potential investment targets in the AI terminal SoC sector [4][22] Industry Trends - Major telecom operators are launching innovative AI smart home terminal products, enhancing their competitive advantage in the smart home business. The integration of mobile smart screens with 5G and broadband services is expected to promote the application of AI terminals in home scenarios [8][9] - Telecom operators are investing in AI large models to enhance the intelligence of AI terminals. For instance, China Mobile showcased its AI technologies at the 2025 World Artificial Intelligence Conference, while China Telecom introduced its self-developed star model system [15][20] Market Growth Projections - The mobile smart screen market is expected to maintain rapid growth, with total retail volume projected to reach 470,000 units in 2025, reflecting an 85% year-on-year increase [12][20]

Summary of Key Points Core Viewpoint - The recent bulk trading activity of Ruixin Microelectronics indicates strong institutional interest, with significant net buying observed despite a discount to the market price [2][3]. Trading Activity - On July 29, Ruixin Microelectronics recorded 21 bulk trades totaling 1.3972 million shares, with a total transaction value of 205 million yuan [2]. - The average transaction price was 146.55 yuan, reflecting a discount of 12.25% compared to the closing price of 167.00 yuan on the same day [2]. - Over the past three months, the stock has seen a total of 50 bulk trades amounting to 447 million yuan [2]. Institutional Participation - Institutional proprietary seats were involved in 14 of the trades, contributing a total of 169 million yuan in net buying [2]. - The stock's recent performance includes a 2.56% increase in closing price and a 5.43% rise over the past five days, with a net inflow of 432 million yuan during that period [2][3]. Margin Financing - The latest margin financing balance for the stock stands at 1.469 billion yuan, with an increase of 74.89 million yuan over the past five days, representing a growth of 5.37% [3]. Analyst Ratings - Three institutions have provided ratings for the stock in the past five days, with Huatai Securities setting the highest target price at 181.60 yuan [3].

Investment Rating - The investment rating for the company is "Buy" and is maintained [2] Core Views - The company has launched its first edge AI co-processor, RK1820/RK1828, designed for edge AI applications, featuring high computing power and bandwidth [5][6] - The AIoT industry is transitioning from version 1.0 to 2.0, benefiting from the emergence of large models and significant intellectual resources [6] - The RK1820 co-processor integrates high-bandwidth on-chip DRAM and multi-core NPU, supporting mainstream model frameworks and providing a universal API for easy development [6] - The company is expanding its automotive electronics segment with the RK-M series automotive-grade SoCs, covering various applications in intelligent vehicles [7] Financial Projections - The projected revenues for the company are 4.35 billion, 5.54 billion, and 6.89 billion yuan for the years 2025, 2026, and 2027 respectively, with net profits of 1.08 billion, 1.41 billion, and 1.79 billion yuan for the same years [7] - The revenue growth rates are expected to be 38.52%, 27.43%, and 24.52% for the years 2025, 2026, and 2027 respectively [10] - The earnings per share (EPS) are projected to be 2.57, 3.34, and 4.26 yuan for the years 2025, 2026, and 2027 respectively [10] Company Overview - The latest closing price of the company's stock is 162.83 yuan, with a total market capitalization of 68.5 billion yuan [4] - The company has a debt-to-asset ratio of 16.9% and a price-to-earnings (P/E) ratio of 114.67 [4]

机构专用席位卖出额排名：三友联众(1921.32万元)、新产业(1919.31万元)、天原股份(229.51万元)。 机构专用席位买入额排名：恒瑞医药(3.49亿元)、瑞芯微(1.69亿元)、益方生物-U(4069万元)、中际旭创 (3988.67万元)、英搏尔(3435.78万元)、微芯生物(1989万元)、神力股份(1987.19万元)、德赛西威(1941.2 万元)、新产业(1919.31万元)、天赐材料(1500.49万元)、壶化股份(1500万元)、惠柏新材(1001.78万元)、 华策影视(827.19万元)、江南化工(807.93万元)、华森制药(453.37万元)、浩辰软件(452.2万元)、奥美医 疗(400.06万元)、华盛锂电(335.3万元)、奥赛康(291.36万元)、天原股份(229.51万元)。 今日(7月29日)A股共56只个股发生大宗交易，总成交29.54亿元，其中盐湖股份、恒瑞医药、瑞芯微成 交额居前，成交额依次为9.86亿元、8.32亿元、2.05亿元。 成交价方面，共8只股票平价成交，4只股票溢价成交，44只股票折价成交；温氏股份、天赐材料、新黄 浦溢价率居前，溢价率依 ...

7月29日，瑞芯微大宗交易成交139.72万股，成交额2.05亿元，占当日总成交额的11.01%，成交价146.55 元，较市场收盘价167元折价12.25%。 ...

Group 1 - The company announced an adjustment to the total amount of cash dividends for the 2024 profit distribution plan, with a proposed distribution of 6.50 yuan per 10 shares, amounting to an estimated total cash dividend of 273,473,557.50 yuan [1][2] - The total share capital of the company has changed from 418,901,601 shares to 420,728,550 shares due to the repurchase and cancellation of 28,000 restricted shares and the transfer of 1,854,949 shares by incentive recipients [2] - The cash dividend distribution will be based on the total share capital as of the record date for the profit distribution plan, maintaining the same per-share distribution ratio [1][2] Group 2 - The company will publish detailed information regarding the 2024 profit distribution plan in major financial newspapers and on the Shanghai Stock Exchange website [1][2] - The announcement assures that the content is truthful, accurate, and complete, with the board of directors taking legal responsibility for the information provided [1]

证券代码：603893 证券简称：瑞芯微 公告编号：2025-058 瑞芯微电子股份有限公司 2024年年度权益分派实施公告 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。 重要内容提示： 每股分配比例 A 股每股现金红利0.65元（含税） 相关日期 | 股份类别 | 股权登记日 | 最后交易日 | 除权（息）日 | 现金红利发放日 | | --- | --- | --- | --- | --- | | Ａ股 | 2025/7/31 | － | 2025/8/1 | 2025/8/1 | 差异化分红送转： 否 一、 通过分配方案的股东大会届次和日期 本次利润分配方案经公司2025 年 6 月 19 日的2024年年度股东大会审议通过。 二、 分配方案 截至股权登记日下午上海证券交易所收市后，在中国证券登记结算有限责任 公司上海分公司（以下简称"中国结算上海分公司"）登记在册的本公司全体股 东。 3. 分配方案： 本次利润分配以方案实施前的公司总股本420,728,550股为基数，每股派发现 金红利0.65元（含税），共计派发现 ...

关于调整 2024 年度利润分配现金分红总额的公告 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。 一、2024 年度利润分配预案概述 瑞芯微电子股份有限公司（以下简称"公司"）分别于 2025 年 4 月 21 日、 2025 年 6 月 19 日召开第四届董事会第四次会议及 2024 年年度股东大会，审议 通过《关于<2024 年度利润分配预案>的议案》。具体利润分配预案如下： 证券代码：603893 证券简称：瑞芯微 公告编号：2025-057 以 2024 年度利润分配预案实施股权登记日的总股本为基数，向全体股东每 10 股派发现金红利 6.50 元（含税），预计派发现金红利总额为 272,286,040.65 元，资本公积不转增。 瑞芯微电子股份有限公司 上述 2024 年度利润分配预案中现金分红的数额暂按 2024 年 12 月 31 日公司 总股本 418,901,601 股计算，实际派发现金红利总额将以 2024 年度利润分配预案 实施股权登记日的总股本计算为准。 在实施权益分派的股权登记日前若公司总股本发生变 ...