龙迅半导体（合肥）股份有限公司 简式权益变动报告书 上市公司名称：龙迅半导体（合肥）股份有限公司 股票上市地点：上海证券交易所 股票简称：龙迅股份 股票代码：688486 信息披露义务人信息 名称：合肥赛富合元创业投资中心（有限合伙） 住所：安徽省合肥市经济技术开发区翠微路 6 号海恒大厦 6 楼 通讯地址：北京市朝阳区建国门外大街甲 6 号中环世贸中心大厦 D 座 10 层 1001 主要负责人：阎焱 股份变动性质：股份减少（被动稀释、被动增加及主动减持）、持股比例降至 5%以下 签署日期：2025 年 8 月 11 日 1 信息披露义务人声明 一、信息披露义务人依据《中华人民共和国证券法》（以下简称为《证券法》）、 《上市公司收购管理办法》（以下简称《收购管理办法》）、《公开发行证券的公司 信息披露内容与格式准则第 15 号-权益变动报告书》（以下简称《准则 15 号》）及 其他相关的法律、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 息披露义务人公司章程或内部规则中的任何条款，或与之相冲突。 三、依据《证券法》《收购管理办法》《准则 15 号》的 ...

Group 1 - The core point of the article highlights the financing activities of Longxun Co., which had a financing buy-in amount of 0.13 billion yuan on August 1, ranking 990th in the market [1] - Over the last three trading days, Longxun Co. received financing buy-ins of 0.30 billion yuan, 0.17 billion yuan, and 0.13 billion yuan respectively [1] - On the same day, the company had a financing repayment amount of 0.19 billion yuan, resulting in a net sell of 6.66 million yuan [1] Group 2 - In terms of securities lending, Longxun Co. had no shares sold or net sold on that day [1]

华安证券7月31日发布研报称，给予龙迅股份（688486.SH，最新价：66.52元）买入评级。评级理由主 要包括：1）深耕高速混合信号芯片领域，产品迭代及市场拓展进程顺利；2）高清视频芯片具有高附加 价值，国产替代进程持续演进；3）公司为国内高清视频芯片领军者，汽车/AR业务有望贡献业绩新增 量。风险提示：市场需求不及预期风险，研发不及预期风险，市场竞争加剧风险等。 （文章来源：每日经济新闻） ...

Core Viewpoint - Longxin Co., Ltd. is positioned as a leading domestic player in the high-definition video chip market, with growth potential in automotive and AR sectors [1][3]. Group 1: Company Overview - Longxin Semiconductor, established in 2006, focuses on the research and sales of high-speed mixed-signal chips, with products used in various fields including automotive electronics and AR/VR [1]. - The company has a strong client base, including major firms like Foxconn and Qualcomm, and is actively expanding its product offerings [1]. Group 2: Market Position and Growth - Longxin holds a 4.2% share of the global HD video bridge chip market, ranking first among domestic companies, and a 0.9% share of the global high-speed signal transmission chip market, ranking second domestically [3]. - The automotive sector is projected to grow significantly, with the market for automotive SerDes chips expected to increase from $14 million in 2023 to $60 million by 2030, reflecting a CAGR of 23% [3]. - The AR/VR market is also anticipated to grow, with projections indicating an increase from $15.2 billion in 2024 to $39.7 billion by 2029, achieving a CAGR of 21% [3]. Group 3: Financial Projections - Longxin is expected to achieve revenues of 470 million yuan in 2024, a 44% increase year-on-year, and a net profit of 140 million yuan, a 41% increase [1]. - Future revenue projections for 2025, 2026, and 2027 are 700 million, 1.02 billion, and 1.38 billion yuan respectively, with corresponding net profits of 210 million, 310 million, and 430 million yuan [4].

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 688486 | 龙迅股份 | 67.40 | -4.33% | 3.65万 | 2.49 Z | | 600206 | 有研新材 | 19.05 | -4.27% | 62.45万 | 12.06亿 | | 688256 | 赛武纪 | 684.70 | -3.67% | ● 7.65万 | 53.04亿 | | 300046 | 台基股份 | 42.14 | -3.30% | 1 27.88万 | 11.94亿 | | 688167 | 炬光科技 | 84.44 | -2.93% | 3.18万 | 2.72亿 | | 688047 | 龙芯中科 | 131.05 | -2.93% | 3.65万 | 4.83亿 | | 688347 | 华朝公司 | 58.48 | -2.89% | 16.78万 | 2668.6 | | 430139 | 未於胎役 | 25.47 | -2.86% | 6.84万 | 1.76亿 | | 688661 | ...

Group 1: Technological Empowerment - Technological advancements are transforming agriculture into a more resilient and greener industry, focusing on the entire agricultural supply chain from "field to table" [1] - The global agricultural sector faces dual challenges of resource constraints and environmental pressures, leading to a consensus on the need for green, low-carbon, and sustainable agriculture [2] - Syngenta Group has developed a series of bio-agents derived from natural active ingredients extracted from Norwegian seaweed, which enhance crop photosynthesis and improve yield and quality [2] - Over 12 million acres of bio-agent products based on Norwegian seaweed have been promoted in China [2] - The introduction of lightweight packaging in the food and beverage industry is a key pathway to achieving carbon reduction goals, with a potential reduction of approximately 54,600 tons of CO2 emissions if all beer bottles are switched to lightweight versions [2] Group 2: Supply Chain Resilience - Recent geopolitical conflicts, extreme weather events, and rising trade protectionism have highlighted the vulnerabilities in global food supply chains, making the security and stability of key agricultural product supply chains crucial [3] - China imports over 90% of its beer barley, making it vulnerable to global trade disputes, emphasizing the need for self-sufficiency in key agricultural inputs [3] - The Chinese government is implementing a series of policies to support stable production and supply of food, enhancing the capacity to guarantee food security [3] - Companies are leveraging technology to strengthen the agricultural supply chain, with examples like China Resources Group collaborating with national barley systems to enhance the entire value chain from breeding to brewing [3] Group 3: Open Cooperation - China is a major player in global agricultural trade, being the world's largest importer and fifth-largest exporter of agricultural products, with trade relations established with over 220 countries [6] - The Chain Expo showcased 11 suppliers from McDonald's supply chain, highlighting the collaboration between local and international companies [6] - The Chinese government is focused on improving food security mechanisms, which will create new opportunities for international agricultural trade cooperation [6]

Market Overview - The Shanghai Composite Index closed at 3546.50 points, above the annual line, with a gain of 1.05% [1] - The total trading volume of A-shares reached 10310.63 billion yuan [1] Stocks Breaking Annual Line - A total of 55 A-shares have broken above the annual line today, with notable stocks including XWANDA, Fuxing Co., and Guolian Minsheng, showing divergence rates of 5.64%, 3.70%, and 3.15% respectively [1] - Stocks with smaller divergence rates that just crossed the annual line include Wangfujing, Tonghe Pharmaceutical, and Sanxia Water Conservancy [1] Top Stocks by Divergence Rate - The top three stocks with the highest divergence rates are: - XWANDA (9.13% increase, 5.12% turnover rate, latest price 21.16 yuan, divergence rate 5.64%) [1] - Fuxing Co. (4.31% increase, 5.52% turnover rate, latest price 2.42 yuan, divergence rate 3.70%) [1] - Guolian Minsheng (6.66% increase, 3.68% turnover rate, latest price 11.21 yuan, divergence rate 3.15%) [1] Additional Stocks with Notable Performance - Other stocks with significant performance include: - Tuoer Si (3.05% increase, 3.72% turnover rate, latest price 18.56 yuan, divergence rate 2.82%) [1] - ST Huaming (4.83% increase, 10.28% turnover rate, latest price 10.21 yuan, divergence rate 2.73%) [1] - Green Beauty (3.01% increase, 2.26% turnover rate, latest price 6.50 yuan, divergence rate 2.32%) [1]

Group 1 - Shida Shenghua expects a net loss of 52 million to 60 million yuan for the first half of 2025, a year-on-year decrease of 236.64% to 257.66% [1] - ST Zhizhi's vice president Wang Dong resigned for personal reasons, effective immediately upon delivery of the resignation to the board [1] - Haoyuan Pharmaceutical plans to increase capital by 400 million yuan to its wholly-owned subsidiary through a debt-to-equity swap, raising the registered capital from 400 million to 800 million yuan [1] Group 2 - Longxun Co. announced that shareholders and executives plan to reduce their holdings by up to 2% of the company's shares [2] - Aijian Group confirmed it has not engaged in any stablecoin-related business as of now [3] - Yanghe Co.'s chairman Zhang Liandong resigned due to work adjustments, effective immediately [5] Group 3 - Huanwei New Materials announced a stock suspension due to the major matter that may lead to a change in control [5] - Hualing Cable recently won contracts worth 456 million yuan in the power new energy sector, accounting for 10.97% of its audited revenue for 2024 [6] - Aerospace Changfeng plans to publicly transfer 55.45% of its stake in Aerospace Boke [6] Group 4 - Suzhou Planning is planning to acquire control of Dongjin Aerospace Technology, leading to a stock suspension for up to 10 trading days [6] - Yuexiu Capital intends to increase its stake in Yuexiu Real Estate using up to 204.22 million yuan through the Hong Kong Stock Connect [6] - Baichuan Co.'s actual controller and chairman Zheng Tiejiang is under investigation and has received a detention notice [7] Group 5 - XWANDA plans to issue H-shares and apply for listing on the Hong Kong Stock Exchange [8] - ST Aowei reported a loss of approximately 25.04 million yuan in inventory due to poor storage by a third party [8] - Yian Technology plans to increase capital by 120 million yuan to its subsidiary, raising its equity stake from 60% to 72.973% [9] Group 6 - Dongli New Science's wholly-owned subsidiary was applied for bankruptcy reorganization by creditors due to insolvency [11] - Bochuang Technology changed its name to Changxin Bochuang Technology, effective July 2, 2025 [14] - Huayang Co.'s controlling shareholder received a notice of administrative penalty from the China Securities Regulatory Commission [15] Group 7 - Hangzhou Thermal Power's shareholders plan to reduce their holdings by up to 4.09% of the company's shares [16] - Guoke Military Industry's two shareholders plan to reduce their holdings by up to 1.81% of the company's shares [17] - Pangu Intelligent's seven shareholders plan to reduce their holdings by up to 1% of the company's shares [19]

Group 1 - *ST San Sheng (002742.SZ): The controlling shareholder Pan Xianwen's judicial auction of 32.2 million shares has been completed, with 30 million shares transferred, accounting for 6.94% of the total share capital. After the reduction, Pan Xianwen's shareholding ratio decreased from 24.20% to 17.26%, which will not lead to a change in company control [1] - Aike Co., Ltd. (300889.SZ): Shareholder Zhang Fengbin, holding over 5%, reduced his stake by 1% (1.67818 million shares) from May 13 to June 27, 2025, bringing his holding to 7.9902% [1] - Anlu Technology (688107.SH): The shareholder National Integrated Circuit Industry Investment Fund Co., Ltd. completed its reduction plan, selling 4.008493 million shares (1% of total share capital) from May 8 to June 30, 2025, with a total reduction amount of 109.36 million yuan, current holding ratio at 5.76% [1] Group 2 - Anshuo Information (300380.SZ): The controlling shareholder Shanghai Anshuo Technology Development Co., Ltd. and actual controllers reduced their stakes by 1.16% (1.599416 million shares), 0.94% (1.300187 million shares), and 0.65% (900,000 shares) respectively [1] - Baoming Technology (002992.SZ): Directors and management plan to reduce their holdings by a total of 0.0107%, 0.0714%, and 0.0107% over the next three months [2] - Beiyikang (870199.BJ): Employee shareholding platforms completed their reduction plans, selling 546,284 shares (0.8%) and 131,650 shares (0.19%) [2] Group 3 - Boyun New Materials (002297.SZ): Major shareholder Hunan Xiangtou High-tech Venture Capital Co., Ltd. reduced its stake by 406.74 million shares (0.71%) from June 5 to June 30, 2025, bringing its holding to 6.99% [2] - Dongwei Technology (688700.SH): Specific shareholder Xie Yulong completed a reduction plan, selling 574,857 shares (0.1927%) from June 4 to June 30, 2025, with a total reduction amount of 21.362156 million yuan, current holding ratio at 0% [2] - Fuzhi Environmental Protection (688335.SH): Major shareholder Deqing Junjie Enterprise Management Partnership plans to reduce up to 4.441035 million shares (3%) over the next three months [3] Group 4 - Gu Gao Technology (301510.SZ): Shareholder Beijing Equity Investment Development Management Center completed its reduction plan, selling 4.0001 million shares (1%) from June 5 to June 30, 2025, bringing its holding to 7.68% [3] - Guangbo Co., Ltd. (002103.SZ): Shareholder Ren Hangzhong reduced his stake by 156,440 shares (0.2928%), bringing his holding to 9.99999% [3] - Guoke Military Industry (688543.SH): Specific shareholders Yang Minghua and Chen Gonglin plan to reduce up to 2.08842 million shares (1%) and 3.789115 million shares (1.8143%) over the next three months [3] Group 5 - Guorui Technology (300600.SZ): Major shareholder Gong Ruiliang reduced his stake by 3.243209 million shares (1.1%) from June 27 to July 1, 2025, bringing his holding to 20.63% [4] - Hangzhou Thermal Power (605011.SH): Shareholder Huashi Investment plans to reduce up to 5.997 million shares (1.4989%) over the next three months [4] - Huaya Intelligent (003043.SZ): Executives plan to reduce their holdings by a total of 0.0132%, 0.0092%, and 0.0092% over the next three months [4]

Group 1: Company Announcements - Changchun High-tech plans to issue H-shares and list on the Hong Kong Stock Exchange to enhance its global strategy and international brand image [1] - Saisir reported June sales of 46,086 new energy vehicles, a year-on-year increase of 4.44%, with a total of 172,100 units sold in the first half of the year, down 14.35% year-on-year [1] - Hangzhou High-tech announced a change in controlling shareholder to Jirong Weiye, with stock resuming trading on July 2, 2025 [1] Group 2: Financial Performance - Guomai Technology expects a net profit of 125 million to 156 million yuan for the first half of 2025, a year-on-year increase of 60.52% to 100.33% [2] - Kid King anticipates a net profit of 120 million to 160 million yuan for the first half of 2025, representing a year-on-year growth of 50% to 100% [2] - Mould Technology received a project from a well-known North American electric vehicle company, with expected total sales of 1.236 billion yuan over five years [3] Group 3: Regulatory and Compliance - *ST Yuancheng is under investigation by the China Securities Regulatory Commission for suspected false disclosures in financial reports [4] - The company received a notice of investigation on July 1, 2025, which may lead to significant penalties and potential delisting [4] Group 4: Market Activity - Changcheng Military Industry's stock has experienced significant volatility, with a cumulative price deviation exceeding 20% over three trading days, indicating potential irrational speculation [5] - Anglikang has only one innovative drug project, ALK-N001, currently in Phase I clinical trials, highlighting the long and uncertain nature of drug development [6] Group 5: Sales and Contracts - Beiqi Blue Valley's subsidiary reported a 139.73% year-on-year increase in sales for the first half of the year [7] - Dong'an Power's engine sales in June increased by 82.79% year-on-year [7] - Pudong Construction's subsidiary won multiple major projects with a total bid amount of 1.964 billion yuan [7]