证券代码：300623 证券简称：捷捷微电 公告编号：2025-038 江苏捷捷微电子股份有限公司 关于公司为子公司提供担保的进展公告 二、担保的进展情况 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 一、担保情况概述 近期，公司（作为保证人）与江苏南通农村商业银行股份有限公司开发区支 行签订了《最高额保证合同》，公司为子公司捷捷微电（南通）科技有限公司（以 下简称：捷捷南通科技）提供最高主债权限额人民币肆仟捌佰万元整（48,000,000 元整）的连带责任保证。 上述对捷捷南通科技提供的担保为公司合并报表范围内的担保，根据 2024 年度股东大会的授权，本次担保金额在股东大会审议的担保额度之内，无需另行 召开董事会及股东大会审议。 1 三、被担保公司的基本情况 公司名称：捷捷微电（南通）科技有限公司 （1）统一社会信用代码：91320691MA22GNAH52 （2）住所：南通市苏锡通科技产业园区井冈山路 1 号 江苏捷捷微电子股份有限公司（以下简称"公司"或"捷捷微电"）于 2025 年4月15日召开了第五届董事会第二十一次会议、第五届监事会第十七次会议 ...

Investment Rating - The industry investment rating is "Outperform" (maintained) [2] Core Insights - The profitability of the power semiconductor industry is steadily improving, with the automotive sector and data centers being the main growth drivers. The domestic production of medium and low voltage devices for automobiles is continuously advancing [4][7] - The penetration of SiC MOSFETs in new energy vehicles is increasing, with a notable rise in the market share of domestic suppliers in the IGBT module sector [38][39] - The overall industry is entering a stable phase, with demand from consumption and industrial control maintaining steady growth, while the new energy vehicle market continues to expand [6][21] Summary by Sections Power Semiconductor Performance - The industry is experiencing a recovery in profitability as revenues improve, with automotive and data center applications being the primary growth areas [4] - The sales volume of new energy vehicles in March reached 1.24 million units, a year-on-year increase of 40.1%, with a penetration rate of 42.4% [32][34] New Energy Vehicles - The market share of new energy vehicles with a peak power of over 200kW has increased from 9% in 2022 to 25% in the first quarter of 2025 [35] - The penetration rate of SiC MOSFETs in new energy vehicles reached 18.9% in the first quarter of 2025, indicating a shift towards higher power modules [38] Charging Infrastructure - The number of charging stations in March 2025 increased by 634,000 units, with public charging stations showing a year-on-year decrease of 18.35% [5] Market Dynamics - The competition among leading companies in the IGBT module market is stabilizing, with domestic suppliers gaining market share as overseas competitors decline [38][39] - The industry is expected to continue its growth trend in 2024, driven by the demand for automotive power devices and the ongoing transition to electric vehicles [6][21]

证券研究报告：电子 | 公司点评报告 股票投资评级 买入 |维持 个股表现 2024-05 2024-07 2024-10 2024-12 2025-03 2025-05 -10% 10% 30% 50% 70% 90% 110% 130% 150% 170% 190% 捷捷微电 电子 资料来源：聚源，中邮证券研究所 公司基本情况 | 最新收盘价（元） | 29.48 | | --- | --- | | 总股本/流通股本（亿股）8.32 | / 7.12 | | 总市值/流通市值（亿元）245 | / 210 | | 周内最高/最低价 52 | 46.85 / 15.47 | | 资产负债率(%) | 26.0% | | 市盈率 | 46.79 | | 第一大股东 | 江苏捷捷投资有限公司 | 研究所 分析师:万玮 SAC 登记编号:S1340525030001 Email:wanwei@cnpsec.com 分析师:吴文吉 SAC 登记编号:S1340523050004 Email:wuwenji@cnpsec.com 捷捷微电(300623) 高端功率半导体产业化项目持续推进 l 投资要点 高端功率半导体 ...

证券研究报告：电子 | 公司点评报告 股票投资评级 研究所 分析师:万玮 SAC 登记编号:S1340525030001 Email:wanwei@cnpsec.com 分析师:吴文吉 SAC 登记编号:S1340523050004 Email:wuwenji@cnpsec.com 买入 |维持 个股表现 2024-05 2024-07 2024-10 2024-12 2025-03 2025-05 -10% 10% 30% 50% 70% 90% 110% 130% 150% 170% 190% 捷捷微电 电子 资料来源：聚源，中邮证券研究所 公司基本情况 | 最新收盘价（元） | 29.48 | | --- | --- | | 总股本/流通股本（亿股）8.32 | / 7.12 | | 总市值/流通市值（亿元）245 | / 210 | | 周内最高/最低价 52 | 46.85 / 15.47 | | 资产负债率(%) | 26.0% | | 市盈率 | 46.79 | | 第一大股东 | 江苏捷捷投资有限公司 | 捷捷微电(300623) 高端功率半导体产业化项目持续推进 l 投资要点 高端功率半导体 ...

Group 1: Company Overview - The company, Guoxuan High-Tech, reported a revenue of 35.392 billion yuan for 2024, a year-on-year increase of 12.0%, and a net profit of 1.207 billion yuan, up 28.6% year-on-year [2] - In Q1 2025, the company achieved a revenue of 9.055 billion yuan, representing a 20.6% year-on-year growth, with a net profit of 101 million yuan, up 45.6% year-on-year [2] Group 2: Battery Sales and Market Share - The company maintained a high growth trend in the sales of power and energy storage batteries, with a total shipment of approximately 63 GWh in 2024, a year-on-year increase of 40% [3] - In the power battery segment, the company generated a revenue of 25.648 billion yuan in 2024, with a gross margin of 15.1%, and increased its domestic market share to 4.6%, ranking fourth [3] - The energy storage battery segment saw a revenue of 7.832 billion yuan in 2024, with a gross margin of 21.8%, benefiting from the introduction of new products [3] Group 3: Cost Management and Profitability - The company demonstrated excellent cost control, with a total expense ratio of 14.8% for 2024, down 1.1 percentage points year-on-year, and a net profit margin of 3.4% [4] - Return on equity (ROE) was reported at 4.1% for 2024, reflecting continuous improvement in profitability despite increasing industry competition [4] Group 4: Global Expansion and Competitive Advantage - The company is advancing its global strategy, with a production base in Vietnam and ongoing projects in Slovakia and Morocco, aiming for a total capacity of 40 GWh [5] - The establishment of local production capabilities is expected to enhance cost competitiveness in overseas markets, allowing the company to navigate geopolitical and trade challenges more effectively [5] Group 5: Future Outlook and Investment Rating - The company is expected to see continued profit growth driven by product upgrades and successful overseas expansion, with a positive long-term growth outlook [5] - The forecast for 2025-2027 indicates potential revenue growth, supported by the company's advancements in solid-state battery technology [5]

Investment Rating - The report maintains a "Recommended" rating for the company [2][6]. Core Insights - The company achieved a significant revenue increase of 35.05% year-on-year, reaching 2.845 billion yuan, while the net profit attributable to shareholders surged by 115.87% to 473 million yuan in 2024 [3][4]. - The strong performance is attributed to robust sales in two core product lines, with power semiconductor chip production and sales increasing by 43.93% and 63.10% respectively, leading to a revenue growth of 44.59% and a gross margin of 23.47% [4]. - The company is expanding its product structure with a new 6-inch wafer production line, which has reached a capacity of 50,000 pieces per month, enhancing its offerings in the power semiconductor sector [5]. - A subsidiary focused on high-end isolation chips has been established, aiming to tap into new growth areas in high-end manufacturing and domestic substitution, with expected sales of around 5 million yuan in 2025 [6]. Financial Performance Summary - The company reported a total revenue of 2,845 million yuan for 2024, with a year-on-year growth rate of 35.05% [12]. - The net profit attributable to shareholders for 2024 was 473 million yuan, reflecting a growth rate of 115.87% [12]. - The projected earnings per share (EPS) for 2025, 2026, and 2027 are expected to be 0.78 yuan, 1.02 yuan, and 1.35 yuan respectively [6][12].

Investment Rating - The report maintains a "Recommended" rating for the company [2][6]. Core Insights - The company achieved a significant revenue increase of 35.05% year-on-year, reaching 2.845 billion yuan, while the net profit attributable to shareholders surged by 115.87% to 473 million yuan in 2024 [3][4]. - The strong performance is attributed to robust sales in two core product lines, with power semiconductor chip production and sales increasing by 43.93% and 63.10% respectively, leading to a revenue growth of 44.59% and a gross margin of 23.47% [4]. - The company is expanding its product structure with a new 6-inch wafer production line, which has achieved a monthly output of 50,000 wafers, enhancing its capabilities in power semiconductor manufacturing [5]. - A subsidiary focused on high-end isolation chips has been established, aiming to tap into new growth areas in high-end manufacturing and domestic substitution, with expected sales of around 5 million yuan in 2025 [6]. Financial Performance Summary - The company reported a total revenue of 2,845 million yuan for 2024, with a year-on-year growth rate of 35.05% [12]. - The net profit attributable to shareholders for 2024 was 473 million yuan, reflecting a growth rate of 115.87% [12]. - Earnings per share (EPS) are projected to be 0.78 yuan, 1.02 yuan, and 1.35 yuan for 2025, 2026, and 2027 respectively [6][12]. - The company’s gross margin is expected to improve from 36.34% in 2024 to 38.43% by 2027 [12].

证券代码：300623 证券简称：捷捷微电 公告编号：2025-037 江苏捷捷微电子股份有限公司 2024 年度股东大会决议公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 （1）现场会议时间：2025年5月7日（星期三）下午14：00； （2）网络投票时间：通过深圳证券交易所交易系统进行网络投票的具体时 间为2025年5月7日上午9:15-9:25、9:30-11:30，下午13:00-15:00；通过深圳证 券交易所互联网投票系统投票的具体时间为：2025年5月7日上午09：15至下午15： 00期间的任意时间。 2、现场会议召开地点：江苏省启东市经济开发区钱塘江路3000号101办公楼 1楼多功能会议室。 3、会议的召开方式：本次会议采取现场与网络投票相结合的方式。 4、会议召集人：公司董事会 5、会议主持人：董事长黄善兵先生 特别提示 ： 1、本次股东大会未出现否决议案的情形。 2、本次股东大会未涉及变更以往股东大会已通过的决议。 一、会议召开和出席情况 1、会议召开时间： 6、本次股东大会的召开符合《公司法》、《上市公司股东大会规则》等法 律、 ...

捷捷微电 2024 年度股东大会法律意见书 关于 江苏捷捷微电子股份有限公司 2024 年度股东大会的 法律意见 上海申浩（南通）律师事务所 SHANGHAI SUNHOLD LAW FIRM 地址：南通市崇川区桃园路 10 号中央公园广场南区 3206 上海申浩（南通）律师事务所 为出具本法律意见，本所律师出席了本次会议，并审查了公司提供的以下文 件，包括但不限于： 捷捷微电 2024 年度股东大会法律意见书 上海申浩（南通）律师事务所 关于江苏捷捷微电子股份有限公司 2024 年度股东大会的 法律意见 SHNT-FS-2025-0507 致：江苏捷捷微电子股份有限公司 江苏捷捷微电子股份有限公司（以下简称"公司"）2024 年度股东大会（以 下简称"本次会议"）于 2025 年 5 月 7 日（星期三）召开。上海申浩（南通） 律师事务所（以下简称"申浩"）受公司委托，指派本所律师出席了本次会议。 根据《中华人民共和国证券法》（以下简称"《证券法》"）、《中华人民共和 国公司法》（以下简称"《公司法》"）、中国证券监督管理委员会《上市公司 股东大会规则》（以下简称"《股东大会规则》"）、《江苏捷捷微电子股份 ...

江苏捷捷微电子股份有限公司 证券代码：300623 证券简称：捷捷微电 江苏捷捷微电子股份有限公司投资者关系活动记录表 二、主要交流问题 1、公司2025年第一季度晶闸管、防护器件和MOS的营收情 况？ 答：在客户端的关心与支持下，在全体员工的共同努力下， 公司晶闸管（芯片+器件）营业收入1.32亿，较上一年度同比增 加13.54%，占公司2025年一季度主营业务收入的19.27%；公司防 护器件（芯片+器件）营业收入2.27亿，较上一年度同比增加 34.82%，占公司2025年一季度主营业务收入的32.98%；公司 MOSFET（芯片+器件）营业收入3.28亿，较上一年度同比增加 43.05%，占公司2025年一季度主营业务收入的47.75%。 编号：2025-003 | | □特定对象调研 □分析师会议 | | | | --- | --- | --- | --- | | 投资者关系活动 | □媒体采访 □业绩说明会 | | | | | □新闻发布会 □路演活动 | | | | 类别 | ☑现场参观 | | | | | ☑其他（电话会议） | | | | | 国信证券—叶子、胡剑 | | | | | 天弘基 ...