Core Viewpoint - Zhongci Electronics (003031) is a key supplier of ceramic products (ceramic shells and substrates) for domestic and international optical module companies, indicating a strong market position and demand for its products [1] Group 1 - The company has a sufficient backlog of orders and maintains a high capacity utilization rate [1] - Through improvements in yield rates, the company is continuously releasing production capacity [1] - It is expected that related products will enter a phase of sustained growth next year, with the company actively expanding production to meet market demand and ensure order fulfillment [1]

Group 1 - The core viewpoint of the article highlights that Zhongci Electronics (003031.SZ) is actively involved in the production of SiC power modules, which are essential for various applications including electric vehicles, industrial power supplies, and renewable energy inverters [1] - The company's subsidiary, Guolian Wanzhong, offers a range of SiC power modules with voltage ratings of 650V, 1200V, and 1700V, indicating a diverse product line tailored for different market needs [1] - The company has successfully integrated its products with leading automotive manufacturers and photovoltaic companies, while the integration process with energy storage enterprises is currently underway [1]

格隆汇12月19日丨中瓷电子(003031.SZ)在互动平台表示，子公司国联万众的SiC功率模块包括650V、 1200V和1700V等系列产品，主要应用于新能源汽车、工业电源、新能源逆变器等领域。已经完成头部 车厂和光伏厂商的导入，储能企业正在导入过程中。 ...

南财智讯12月19日电，中瓷电子公告，公司已如期赎回分别于2025年9月8日和2025年9月9日使用闲置募 集资金购买的中国银行人民币结构性存款，赎回金额分别为9000万元和8000万元，合计17000万元，获 得理财收益分别为59.50万元和12.10万元，合计71.60万元。本金及理财收益已全额存入募集资金专户。 本次现金管理到期赎回不会影响募集资金投资项目进度和公司正常生产经营。 ...

Group 1: Company Overview - Hebei Zhongci Electronic Technology Co., Ltd. (referred to as "Zhongci Electronics") conducted a specific object research activity on December 19, 2025, receiving 23 institutional investors including Guotai Junan Securities, Xinhua Fund, and others [1] Group 2: Core Business Progress - In the optical module ceramic business, Zhongci Electronics has sufficient orders and maintains high capacity utilization. The company is expected to enter a continuous growth phase in 2026 due to ongoing improvements in yield rates and an expansion plan to meet market demand [2] - For the 3.2T optical module supporting products, Zhongci Electronics has developed a mature supporting scheme to meet the needs of domestic and international users in power devices, data centers, and AI fields, and is advancing product development based on customer requirements [2] Group 3: CPO Field Development - In the CPO (Co-Packaged Optics) field, Zhongci Electronics is currently in the R&D phase for ceramic substrates, with mass production expected within three years, potentially reaching a value scale of over 100 million yuan [3] Group 4: SiC Business Progress - Subsidiary Guolian Wanzhong has made significant progress in the SiC power electronics sector, with its 8-inch SiC chip production line completing commissioning in October 2025 and achieving a capacity of 5,000 wafers per month. The existing 6-inch production line is expected to maintain the same capacity in 2026 [4] - Guolian Wanzhong has signed strategic cooperation agreements for its 1200V 10mΩ SiC MOS chips in electric vehicle applications, with multiple products achieving breakthroughs. The utilization rate of the new 8-inch production line has exceeded 60% and is expected to continue increasing [4] Group 5: Commercial Aerospace Business - Subsidiary Bowei Company has a clear layout in the commercial aerospace sector, with satellite communication RF devices and modules valued at tens of thousands to hundreds of thousands per satellite. The company is advancing technology in low-orbit satellite communication and drone applications [5] Group 6: Other Business Developments - In the precision ceramic components sector, Zhongci Electronics has achieved international standards for its ceramic heating plates and is in the mass supply phase for multiple products. Guolian Wanzhong is also targeting emerging fields such as AI data centers and drones, while Bowei Company is focusing on technological breakthroughs in next-generation communication scenarios [6]

关于使用部分闲置募集资金进行现金管理的进展公告 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。 河北中瓷电子科技股份有限公司（以下简称"公司"或"中瓷电子"）于 2025 年 4 月 23 日召开第二届董事会第三十二次会议、第二届监事会第二十五次 会议，审议通过了《关于使用部分闲置募集资金进行现金管理的议案》，该议案 经 2025 年 5 月 15 日召开的 2024 年年度股东大会审议通过，同意公司使用不超过 人民币 18.3 亿元的闲置募集资金进行现金管理，用于购买安全性高、流动性好、 满足保本要求、产品投资期限最长不超过 12 个月的由银行发行的保本型约定存 款。上述资金额度在有效期内循环滚动使用。具体内容详见公司在巨潮资讯网 （http://www.cninfo.com.cn）和指定信息披露媒体上刊登的《关于使用部分闲置 募集资金进行现金管理的公告》（公告编号 2025-034）。 现将公司使用部分闲置募集资金进行现金管理的实施进展情况公告如下： 一、本次使用部分闲置募集资金进行现金管理的进展情况 证券代码：003031 证券简称：中瓷电子 公告编号： ...

证券代码：003031 证券简称：中瓷电子 公告编号：2025-115 河北中瓷电子科技股份有限公司 关于使用部分闲置募集资金进行现金管理到期赎回的公告 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。 二、本公告日前十二个月内公司使用闲置募集资金进行现金管理的具体情况 如下（含本次公告所涉及现金管理产品）： 单位：人民币万元 | 序 | | 产品 | 产品 | 产品 | 产品 | 是否 | 投资收 | | --- | --- | --- | --- | --- | --- | --- | --- | | 号 | 受托方 | 名称 | 类型 | 期限 | 金额 | 赎回 | 益（万 | | | | | | | （万元） | | 元） | | | 中国银 行股份 有限公 | 挂钩型结 构性存款 | 保本保 益型 | 2024.7.2- 2025.1.6 | 32,400 | 是 | 513.08 | | 1 | | | 最低收 | | | | | | | 司石家 | （机构客 | | | | | | | | 庄市合 | 户） | | | | | | | | 西支行 ...

证券代码：003031 证券简称：中瓷电子 公告编号：2025-117 河北中瓷电子科技股份有限公司 关于全资子公司北京国联万众半导体科技有限公司使用部分 闲置募集资金进行现金管理到期赎回的公告 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。 河北中瓷电子科技股份有限公司（以下简称"公司"或"中瓷电子"）于 2025 年 4 月 23 日召开第二届董事会第三十二次会议、第二届监事会第二十五次 会议，审议通过了《关于使用部分闲置募集资金进行现金管理的议案》，该议案 经 2025 年 5 月 15 日召开的 2024 年年度股东大会审议通过，同意公司使用不超过 人民币 18.3 亿元的闲置募集资金进行现金管理，用于购买安全性高、流动性好、 满足保本要求、产品投资期限最长不超过 12 个月的由银行发行的保本型约定存 款。上述资金额度在有效期内循环滚动使用。具体内容详见公司在巨潮资讯网 （http://www.cninfo.com.cn）和指定信息披露媒体上刊登的《关于使用部分闲置 募集资金进行现金管理的公告》（公告编号 2025-034）。 现将全资子公司北京国联万 ...

证券代码：003031 证券简称：中瓷电子 公告编号：2025-118 河北中瓷电子科技股份有限公司 关于全资子公司北京国联万众半导体科技有限公司使用部分 二、对公司经营的影响 闲置募集资金进行现金管理的进展公告 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。 河北中瓷电子科技股份有限公司（以下简称"公司"或"中瓷电子"）于 2025 年 4 月 23 日召开第二届董事会第三十二次会议、第二届监事会第二十五次 会议，审议通过了《关于使用部分闲置募集资金进行现金管理的议案》，该议案 经 2025 年 5 月 15 日召开的 2024 年年度股东大会审议通过，同意公司使用不超过 人民币 18.3 亿元的闲置募集资金进行现金管理，用于购买安全性高、流动性好、 满足保本要求、产品投资期限最长不超过 12 个月的由银行发行的保本型约定存 款。上述资金额度在有效期内循环滚动使用。具体内容详见公司在巨潮资讯网 （http://www.cninfo.com.cn）和指定信息披露媒体上刊登的《关于使用部分闲置 募集资金进行现金管理的公告》（公告编号 2025-034）。 现将全 ...

Core Viewpoint - Zhongci Electronics (003031.SZ) is a key supplier of ceramic products (ceramic shells and substrates) for domestic and international optical module companies, indicating strong market positioning in high-end optical module packaging solutions [1] Group 1 - The company has developed mature solutions for high-end optical module packaging products, including silicon photonic modules, and has engaged in deep cooperation with clients [1] - High thermal conductivity substrates have been supplied in bulk, with both technology and production capacity meeting user demands [1] - The company plans to actively expand production based on market demand to satisfy future market needs [1]