Group 1 - The core viewpoint of the article is that Nichicon Technology (688531.SH) has developed X-ray intelligent detection equipment that can be utilized for sodium-ion battery testing [1] - The equipment primarily focuses on analyzing defects or processes during battery production, including the alignment of the cell winding, quality of the ear welding, and wrinkles in the electrode sheets [1]

Core Viewpoint - The company, RIKEN (688531.SH), is actively involved in providing detection products for aerospace applications, including rockets, aircraft, drones, and various electronic semiconductor devices, and is focusing on seizing opportunities in the aerospace industry [1] Group 1: Company Products and Services - The company's products are designed for the detection of structural components, castings, welds, and electronic semiconductor devices in the aerospace sector [1] - The company has delivered its products to relevant units under the China Aerospace Science and Technology Corporation and private commercial aerospace enterprises such as Star Glory [1] Group 2: Market Position and Strategy - Currently, the company's revenue from the aerospace sector is relatively small [1] - The company plans to closely monitor trends in the aerospace industry and actively pursue development opportunities [1]

Group 1 - The company, RIKEN Technology (688531.SH), has confirmed that its X-ray intelligent detection equipment can be utilized for sodium-ion battery testing, focusing on the detection and analysis of defects during the battery production process, such as core winding alignment, ear welding quality, and electrode wrinkles [1][2]

证券代码：688531 证券简称：日联科技 公告编号：2026-002 日联科技集团股份有限公司 关于变更签字注册会计师的公告 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、准确性和完整性依法承担法律责 任。 日联科技集团股份有限公司（以下简称"公司"）分别于2025年4月25日召 开了第四届董事会第十次会议、2025年5月16日召开了2024年年度股东会，审议 通过了《关于聘请2025年度审计机构的议案》，同意续聘容诚会计师事务所 （特殊普通合伙）（以下简称"容诚会计师事务所"）为公司2025年度财务报 告审计机构及内部控制审计机构，具体内容详见公司于2025年4月26日披露于上 海证券交易所网站（www.sse.com.cn）的《关于聘请2025年度审计机构的公告》 （公告编号：2025-012）。 公司于近日收到容诚会计师事务所出具的《关于变更签字会计师的说明 函》，现将具体情况公告如下： 一、本次变更签字注册会计师的基本情况 容诚会计师事务所作为公司2025年度审计机构，原委派潘汝彬先生、廖蕊 女士和郝梦星女士作为公司2025年度财务报表审计报告 ...

格隆汇1月4日丨日联科技(688531.SH)公布，截至2025年12月31日，公司已累计回购股份19.56万股，占 公司总股本165,593,939股的比例为0.1181%，回购成交的最高价为60.00元/股，最低价为45.94元/股，支 付的资金总额为人民币1,009.31万元（不含交易费用）。 ...

格隆汇1月4日丨日联科技(688531.SH)公布，截至2025年12月31日，公司已累计回购股份19.56万股，占 公司总股本165,593,939股的比例为0.1181%，回购成交的最高价为60.00元/股，最低价为45.94元/股，支 付的资金总额为人民币1,009.31万元（不含交易费用）。 ...

2025 年 6 月 23 日，日联科技集团股份有限公司（以下简称"公司"）召开第 四届董事会第十三次会议，审议通过了《关于以集中竞价交易方式回购公司股份 方案的议案》，同意公司以集中竞价交易方式回购公司股份，回购资金总额不低于 人民币 1,000 万元（含），不超过人民币 2,000 万元（含），回购价格不超过人民币 101.87 元/股，回购期限为自董事会审议通过最终股份回购方案之日起不超过 12 个 月。具体内容详见公司于 2025 年 6 月 24 日、2025 年 7 月 1 日在上海证券交易所 网站（www.sse.com.cn）披露的《关于以集中竞价交易方式回购股份方案的公告》 （公告编号：2025-037）、《关于以集中竞价交易方式回购公司股份的回购报告书》 （公告编号：2025-044）。 因公司实施 2024 年度权益分派事项，本次以集中竞价交易方式回购股份价格 证券代码：688531 证券简称：日联科技 公告编号：2026-001 日联科技集团股份有限公司 关于以集中竞价交易方式回购公司股份的进展公告 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 ...

（原标题：日联科技(688531.SH)：公司X射线检测设备可用于液冷服务器相关部件检测） 格隆汇12月31日丨日联科技(688531.SH)在投资者互动平台表示，公司X射线检测设备可用于液冷服务器 相关部件检测，已实现少量出货交付，但相关业务收入占比较小，后续进展以公司公开披露信息为准。 ...

Group 1 - The core viewpoint of the article is that RIKEN Technology (688531.SH) has developed X-ray detection equipment that can be used for inspecting components of liquid-cooled servers, indicating a diversification in its product offerings [1] - The company has achieved a small volume of shipments for this new equipment, suggesting initial market entry and potential future growth [1] - However, the revenue contribution from this related business remains relatively small, indicating that it may take time for this segment to become significant for the company's overall financial performance [1]

Group 1 - The core point of the article is that Riheng Technology (688531.SH) has experienced a decline in stock price, closing at 65.80 yuan, a decrease of 2.05% [1] - Riheng Technology was listed on the Shanghai Stock Exchange's Sci-Tech Innovation Board on March 31, 2023, with an initial public offering of 19.85 million shares at a price of 152.38 yuan per share [1] - The stock reached its highest price of 241.11 yuan on its first trading day but is currently in a state of decline [1] Group 2 - The total amount raised from the initial public offering was 302.50 million yuan, with a net amount of 273.08 million yuan, exceeding the original plan by 213.08 million yuan [1] - The company planned to use the raised funds for projects including X-ray source industrialization, construction of a production base in Chongqing, and a research and development center [1] - The total issuance costs for the initial public offering amounted to 29.42 million yuan, excluding tax, with underwriting fees of 26.18 million yuan [1] Group 3 - Riheng Technology announced a dividend plan on May 31, 2024, proposing a stock bonus of 4.5 shares for every 10 shares held and a pre-tax dividend of 8 yuan [2] - Another dividend plan was released on July 4, 2025, with a similar stock bonus of 4.5 shares for every 10 shares and a pre-tax dividend of 6 yuan [3]