国浩律师（南京）事务所 中国江苏省南京市汉中门大街 309 号 B 座 7-8 层 邮编：210036 7-8/F, Block B, 309 Hanzhongmen Dajie, Nanjing, China, 210036 电话/Tel: +86 25 8966 0900 传真/Fax: +86 2589660966 网址/Website: http://www.grandall.com.cn 二〇二五年八月 国浩律师（南京）事务所 法律意见书 国浩律师（南京）事务所 关 于 常州同惠电子股份有限公司 2025 年第二次临时股东会 之 法律意见书 关于常州同惠电子股份有限公司 2025 年第二次临时股东会之 法律意见书 编号：025202510502092 致：常州同惠电子股份有限公司 根据《中华人民共和国公司法》、《北京证券交易所股票上市规则》及其 他法律、法规和规范性文件的要求，国浩律师（南京）事务所（以下称"本 所"）接受常州同惠电子股份有限公司（以下称"公司"）的聘请，指派本所 律师出席该公司 2025 年第二次临时股东会，并就公司本次股东会相关事宜出具 法律意见。 为出具本法律意见书，本所律师出 ...

Market Overview - On August 22, the total trading volume of individual stocks on the Beijing Stock Exchange reached 1.243 billion shares, with a total transaction value of 32.641 billion yuan, a decrease of 4.936 billion yuan compared to the previous trading day [1] - Among the tradable stocks, 83 stocks closed higher, accounting for 30.40% of the total, with notable gainers including Nengzhiguang, Tonghui Electronics, and Haidaer, which rose by 344.38%, 15.87%, and 14.82% respectively [1][2] - Conversely, 186 stocks closed lower, with the largest declines seen in Zhuozhao Diangao, Hongyuan Co., and Yongshun Biological, which fell by 4.71%, 4.50%, and 4.36% respectively [1] Stock Performance - Nengzhiguang (920056) debuted with a remarkable increase of 344.38%, achieving a turnover rate of 73.08% and a transaction value of 75.78551 million yuan [2] - A total of 103 stocks had transaction values exceeding 10 million yuan, with the top performers being Binhang Technology, Shuguang Digital Innovation, and Nengzhiguang, with transaction values of 1.282 billion yuan, 1.102 billion yuan, and 757.8551 million yuan respectively [2] - The trading activity showed that 41 stocks had a turnover rate exceeding 10%, with 6 stocks exceeding 20% [2] Notable Stocks - The trading details for notable stocks include: - Binhang Technology (839493): Closing price of 189.80 yuan, up 4.57%, turnover rate of 16.17%, transaction value of 1.282 billion yuan [2] - Shuguang Digital Innovation (872808): Closing price of 97.41 yuan, up 5.09%, turnover rate of 5.79%, transaction value of 1.102 billion yuan [2] - Nengzhiguang (920056): Closing price of 32.04 yuan, up 344.38%, turnover rate of 73.08%, transaction value of 757.8551 million yuan [2] - Tonghui Electronics (833509): Closing price of 31.98 yuan, up 15.87%, turnover rate of 19.61%, transaction value of 52.40595 million yuan [2]

Market Overview - The Shanghai Composite Index closed at 3825.76 points, above the five-day moving average, with an increase of 1.45% [1] - The total trading volume of A-shares reached 25,788.42 billion yuan [1] Stocks Performance - A total of 575 A-shares broke through the five-day moving average today [1] - Stocks with significant deviation rates include: - Aibulu (301259) with a deviation rate of 15.39% and a daily increase of 19.99% [1] - Sanchuan Wisdom (300066) with a deviation rate of 13.32% and a daily increase of 20.06% [1] - Pinggao Co. (688227) with a deviation rate of 13.23% and a daily increase of 19.99% [1] - Other notable stocks with smaller deviation rates include: - Weihede (small deviation rate) just above the five-day moving average [1] - Kaige Precision Machinery (small deviation rate) just above the five-day moving average [1] - Hanlan Environment (small deviation rate) just above the five-day moving average [1]

Group 1 - The Shanghai Composite Index is at 3783.05 points, above the five-day moving average, with a change of 0.32% [1] - The total trading volume of A-shares today is 1,080.3 billion yuan [1] - A total of 276 A-shares have prices that have surpassed the five-day moving average, with notable stocks including San Chuan Wisdom, Ping Gao Co., and Tong Hui Electronics, showing divergence rates of 13.32%, 13.23%, and 9.93% respectively [1] Group 2 - The top three stocks with the highest divergence rates from the five-day moving average are: - San Chuan Wisdom (300066) with a price increase of 20.06% and a divergence rate of 13.32% [2] - Ping Gao Co. (688227) with a price increase of 19.99% and a divergence rate of 13.23% [2] - Tong Hui Electronics (833509) with a price increase of 16.85% and a divergence rate of 9.93% [2] - Other notable stocks include Ding Tai Gao Ke (301377) with a divergence rate of 8.41% and An Fu Technology (603031) with a divergence rate of 7.32% [2]

持续高强度研发投入，产品序列逐步丰富完善：2025年上半年，公司研发费用为1,364.04万元，同比增 长15.18%，研发费用率为13.56%，公司近年来始终保持较高强度的研发投入。专利储备方面，截至 2025年上半年公司拥有软件著作权68项，拥有授权专利83项，其中授权发明专利56件，处于实审阶段发 明专利22件。产品布局方面，公司围绕第三代半导体功率器件测试等领域产品序列逐步丰富与完善，推 出了主要用于材料(陶瓷、薄膜、介质、半导体、纳米等)，电子元器件及电子/非电子系统的高电阻、微 电流、弱电荷等的测试与分析以及半导体器件的I-V特性测量的TH2690系列飞安表/静电计/高阻计；面 向各种类型功率半导体器件的高性能分析，在宽泛工作条件下一体测试所有半导体器件参数的测试和评 估TH520/TH521系列功率半导体器件参数分析仪；可广泛应用于晶圆、二极管、LEDs、光敏器件、传 感器、MOSFET、BJTs、ICs等电子器件和材料的测试TH199X精密源/测量单元SMU等系列产品。随着 后续新产品的持续推出并投放市场，公司将逐步丰富产品序列，形成更为多元的产品矩阵，市场竞争力 有望得到进一步提升。 同惠电 ...

Group 1 - In the past month (from July 15 to August 14), 20 companies listed on the Beijing Stock Exchange (BSE) were investigated by institutions, with Minshida being the most notable, attracting 96 participating institutions [1][2] - The types of institutions conducting the research included 16 brokerages, 9 funds, 9 private equity firms, 3 insurance companies, and 2 overseas institutions [1] - The companies that received the most attention after Minshida were Tonghui Electronics, Huami New Materials, and Taihu Snow, with 65, 55, and 40 participating institutions respectively [1] Group 2 - The most frequently investigated companies included Taihu Snow, Hanwei Technology, and Hengli Drilling Tools, each receiving two rounds of institutional research [2] - On average, the companies that were investigated saw an increase of 11.22% in their stock prices over the month, with Hengli Drilling Tools, Huami New Materials, and Guangxin Technology leading the gains at 139.87%, 56.60%, and 31.30% respectively [2] - The average market capitalization of all companies on the BSE was 3.092 billion yuan, while the average market capitalization of the investigated companies was 3.988 billion yuan [2] Group 3 - The average daily turnover rate for the investigated companies was 7.40%, with Hengli Drilling Tools, Wanyuantong, and Guangxin Technology having the highest turnover rates at 21.71%, 16.81%, and 14.96% respectively [2] - A detailed list of investigated companies includes Minshida, Tonghui Electronics, Huami New Materials, and others, with their respective stock prices and percentage changes noted [2][3]

Group 1 - In the past month (from July 13 to August 12), 20 companies listed on the Beijing Stock Exchange (BSE) were investigated by institutions, with Minshida being the most notable, receiving attention from 96 institutions [1] - The types of institutions conducting the research included 16 brokerages, 9 funds, 8 private equity firms, 2 insurance companies, and 1 overseas institution [1] - The companies that received the most institutional attention after Minshida were Tonghui Electronics, Taihu Snow, and Huaguang Yuanhai, with 65, 36, and 20 institutions participating in their investigations, respectively [1] Group 2 - The average stock price of the investigated BSE companies increased by 12.10% over the past month, with 13 stocks rising, notably Hengli Drilling, Guangxin Technology, and Sanwei Equipment, which saw increases of 144.04%, 42.69%, and 18.62% respectively [2] - The average daily turnover rate for the investigated companies was 7.26%, with Hengli Drilling, Wanyuantong, and Guangxin Technology leading at 21.64%, 16.25%, and 15.26% respectively [2] - As of August 12, the average market capitalization of all companies on the BSE was 3.159 billion yuan, while the average market capitalization of the investigated companies was 3.927 billion yuan, with the largest market caps belonging to Xingtum Kexun, Guangxin Technology, and Binhang Technology [2] Group 3 - The table of investigated companies includes details such as the number of institutions involved, the number of investigations, latest closing prices, percentage changes, and industry classifications [2][3] - Notable companies in the table include Minshida, Tonghui Electronics, and Hengli Drilling, with respective closing prices of 43.28 yuan, 26.06 yuan, and 48.71 yuan, and percentage changes of -2.30%, 2.96%, and 144.04% [2][3]

证券代码：833509 证券简称：同惠电子 公告编号：2025-088 一、 投资者关系活动类别 √特定对象调研 □业绩说明会 □媒体采访 √现场参观 □新闻发布会 □分析师会议 常州同惠电子股份有限公司 投资者关系活动记录表 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 □路演活动 √其他 （华源证券线上会议、开源证券线上会议、国联民生证券线上会议、 东吴证券线上会议） 二、 投资者关系活动情况 活动时间：2025 年 8 月 7 日至 2025 年 8 月 8 日 活动地点：线上网络和电话调研、常州同惠电子股份有限公司 参会单位及人员：华源证券股份有限公司、开源证券股份有限公司、国联民 生证券股份有限公司、东吴证券股份有限公司、中国人保、平安理财、亚太财产 保险有限公司、浦银理财、华泰人寿保险股份有限公司、中泰证券股份有限公司、 西部证券股份有限公司、民生证券股份有限公司、联储证券股份有限公司、国泰 海通证券投资部、长江证券股份有限公司、华鑫证券有限责任公司、东北证券、 国投证券、江海证券、五矿证 ...

Investment Rating - The investment rating for the company is "Buy" (maintained) [1] Core Views - The company has experienced structural growth in demand within the consumer electronics and new energy sectors, with a significant increase in net profit attributable to shareholders by 55% year-on-year in H1 2025 [2] - The company's revenue for H1 2025 reached 101 million yuan, representing a year-on-year increase of 16.81%, while the net profit attributable to shareholders was 29 million yuan, up 55.40% year-on-year [2] - The growth in performance is primarily driven by the implementation of the new "old-for-new" policy and the gradual recovery of domestic industrial product demand, particularly in testing needs for consumer electronics and new energy [2][3] Summary by Sections Financial Performance - In Q2 2025, the company's revenue was 61 million yuan, with a quarter-on-quarter increase of 12.74% and a year-on-year increase of 57.31%. The net profit attributable to shareholders was 19 million yuan, with a quarter-on-quarter increase of 34.08% and a year-on-year increase of 95.31% [2] - The gross profit margin for H1 2025 improved by 2.11 percentage points to 57.69%, while the net profit margin increased by 7.31 percentage points to 29.11% [2] Business Segments - The revenue from component parameter testing instruments increased by 9.14% year-on-year to 45 million yuan, accounting for 45% of total revenue, with a gross margin of 65.04% [3] - The revenue from safety wire testing instruments rose by 10.74% year-on-year to 23 million yuan, representing 22.54% of total revenue, with a gross margin of 43.93% [3] - The weak signal detection instruments benefited from increased demand in the semiconductor industry, with revenue growing by 37.59% year-on-year to 20 million yuan, accounting for 19.84% of total revenue, and a gross margin of 57.25% [3] Product Development and Market Expansion - The company has continuously optimized its product structure and introduced competitive new products, moving towards the mid-to-high-end market. In 2024, it plans to launch seven new products, including battery pack internal resistance testing systems and modular wire harness testing systems [4] - The company has sufficient production capacity, with the new factory capable of producing 65,000 sets of intelligent electronic measuring instruments annually, effectively overcoming capacity bottlenecks [4] - The company plans to invest 100,000 euros to establish a wholly-owned subsidiary in Munich, Germany, to enhance its market share in Europe and expand overseas business [4]

证券研究报告 机械设备 | 通用设备 北交所|公司点评报告 投资要点： 盈利预测与评级：我们预计公司 2025-2027 年归母净利润分别为 0.66/0.80/0.97 亿元，对应 EPS 分别为 0.41/0.50/0.60 元/股，当前股价对应的 PE 分别为 65.1/53.6/44.1 倍。我们持续看好公司在新业务拓展和 产品创新方面的战略布局，结合行业复苏趋势，公司业绩增长可期。随着新一代半导体测试产品的市场 推广加速，预计半导体领域业务将延续 2025H1 的显著增长，对整体营收增长形成持续贡献，维持"增 持"评级。 hyzqdatemark 2025 年 08 月 07 日 证券分析师 赵昊 SAC：S1350524110004 zhaohao@huayuanstock.com 万枭 SAC：S1350524100001 wanxiao@huayuanstock.com 市场表现： | 基本数据 | | | 06 | 年 | 08 | 月 | 日 | 2025 | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- ...