Group 1 - The core viewpoint of the news is that Aisen Co., Ltd. has seen a significant increase in its stock price, rising by 5.01% to reach 62.84 yuan per share, with a total market capitalization of 5.538 billion yuan as of the report date [1] - Aisen Co., Ltd. specializes in the research, production, and sales of electronic chemicals, with its main business revenue composition being: electroplating solution and supporting reagents at 45.37%, electroplating supporting materials at 29.31%, photoresist and supporting reagents at 21.91%, and other electronic chemicals at 0.37% [1] - The company was established on March 26, 2010, and was listed on December 6, 2023, indicating a recent entry into the public market [1] Group 2 - Among the top ten circulating shareholders of Aisen Co., Ltd., a fund under Southern Fund ranks as a significant stakeholder, holding 741,200 shares, which accounts for 1.34% of the circulating shares [2] - The Southern Information Innovation Mixed A fund (007490) has achieved a year-to-date return of 50.41%, ranking 875 out of 8170 in its category, and a one-year return of 43.89%, ranking 1140 out of 8139 [2] - The fund manager, Zheng Xiaoxi, has a tenure of 6 years and 189 days, with the fund's total asset size at 7.468 billion yuan, and the best return during his tenure being 154.84% [3]

（文章来源：证券日报） 证券日报网讯 12月18日晚间，艾森股份发布公告称，上会事务所因业务团队整体安排，指派周思艺接 替张扬作为签字注册会计师，继续完成公司2025年度财务报告和内部控制审计相关工作，变更后签字注 册会计师为耿磊、周思艺，项目合伙人变更为耿磊，质量控制复核人仍为吴韧。 ...

Group 1 - The company Jiangsu Aisen Semiconductor Materials Co., Ltd. has announced a change in the signing registered accountant for its 2025 financial report and internal control audit, with Zhou Siyu replacing Zhang Yang due to team arrangements at the auditing firm [2][3] - The auditing firm, Shanghai Huikai Accounting Firm, remains unchanged as the financial report and internal control audit institution for the company [2] - The transition of responsibilities during this change has been orderly, ensuring no adverse impact on the company's 2025 financial report and internal control audit work [6] Group 2 - The new signing registered accountant Zhou Siyu has been with Shanghai Huikai since 2015 and has nearly 7 years of experience in securities-related auditing services [3] - The previous signing registered accountant Zhang Yang has been replaced, but the project partner remains Geng Lei, who has extensive experience in auditing listed companies [3] - Both Geng Lei and Zhou Siyu have no violations of independence requirements and have not held or traded the company's shares [5] Group 3 - The company has also announced a change in the holding method of shares by some core technical personnel, specifically Hu Qinghua, who has converted shares held indirectly through Ningbo Ailong into direct holdings [9][10] - This change does not involve an increase or decrease in the total number of shares held in the market and will not affect the company's controlling shareholder or actual controller [9][14] - The change is based on the personnel's confidence in the company's long-term development and aims to ensure stricter compliance with share lock-up commitments [10][13]

据天眼查APP显示，江苏艾森半导体材料股份有限公司成立于2010年03月26日，注册资本8813.3334万 人民币。（数据宝） 12月18日艾森股份大宗交易一览 | 成交量 | 成交金额 | 成交价 | 相对当日收盘 | | | | --- | --- | --- | --- | --- | --- | | （万 | （万元） | 格 | 折溢价（%） | 买方营业部 | 卖方营业部 | | 股） | | （元） | | | | | 7.71 | 383.96 | 49.80 | -17.45 | 东方财富证券股份有限公司拉萨 | 华泰证券股份有限 | | | | | | 金融城南环路证券营业部 | 公司云南分公司 | 艾森股份12月18日大宗交易平台出现一笔成交，成交量7.71万股，成交金额383.96万元，大宗交易成交 价为49.80元，相对今日收盘价折价17.45%。该笔交易的买方营业部为东方财富证券股份有限公司拉萨 金融城南环路证券营业部，卖方营业部为华泰证券股份有限公司云南分公司。 进一步统计，近3个月内该股累计发生7笔大宗交易，合计成交金额为4421.66万元。 证券时报·数据宝统计显示，艾森股 ...

Core Viewpoint - The company indicates that terminal demand is trending towards high-end and intelligent development, with emerging fields such as 5G, AI, and automotive electronics becoming the main growth drivers [1] Group 1: Market Trends - The process of domestic substitution is accelerating in multiple sub-sectors [1] - The demand for artificial intelligence computing power is surging, which is rapidly expanding the advanced packaging market [1] - The storage chip sector, including HBM and HBF, is experiencing strong demand, further broadening the market space in the wafer sector [1] Group 2: Technological Advancements - Significant domestic technological breakthroughs in PCB (HDI), SLP, IC substrates, and OLED display fields are gradually entering the high-end market [1] - These advancements provide a clear growth path for the company in expanding electronic chemical products in the broader semiconductor field [1]

证券日报网12月18日讯艾森股份在回答调研者提问时表示，受益于行业需求的持续增长和公司市场份额 的稳步提升，公司在手订单充足，产能利用率保持中高位运行。未来产值依赖于客户的实际需求以及所 承接的具体产品类型，公司将保持灵活的产能策略，以客户需求为导向动态调整资源投入。 ...

证券日报网12月18日讯艾森股份在回答调研者提问时表示，目前，公司正性PSPI光刻胶已在部分客户实 现小批量交付，并同步推进多家头部晶圆厂的验证工作。此外公司超高感度PSPI和低温固化负性PSPI 等产品也处于客户端验证阶段，以适配不同技术需求。 （文章来源：证券日报） ...

格隆汇12月18日｜艾森股份(688720.SH)披露投资者关系活动记录表，受益于行业需求的持续增长和公 司市场份额的稳步提升，公司在手订单充足，产能利用率保持中高位运行。目前，公司正性PSPI光刻胶 已在部分客户实现小批量交付，并同步推进多家头部晶圆厂的验证工作。此外公司超高感度PSPI和低温 固化负性PSPI等产品也处于客户端验证阶段，以适配不同技术需求。 ...

炒股就看金麒麟分析师研报，权威，专业，及时，全面，助您挖掘潜力主题机会！ 12月18日，艾森股份收跌2.96%，收盘价为60.33元，发生1笔大宗交易，合计成交量7.71万股，成交金 额383.96万元。 第1笔成交价格为49.80元，成交7.71万股，成交金额383.96万元，溢价率为-17.45%，买方营业部为东方 财富证券股份有限公司拉萨金融城南环路证券营业部，卖方营业部为华泰证券股份有限公司云南分公 司。 进一步统计，近3个月内该股累计发生5笔大宗交易，合计成交金额为4020.58万元。该股近5个交易日累 计上涨13.15%，主力资金合计净流出4146.66万元。 责任编辑：小浪快报 ...

| 仅禁坐五日思 交易日期 | 证券商标 | 证券代码 | 成交价(元) 成交金额(万元) 成交量( *) 买入营业部 | | | 卖出营业部 | 是否为专场 | | --- | --- | --- | --- | --- | --- | --- | --- | | 025-12-18 | 艾赢股份 | 688720 | 49.8 383.96 | 7.71 | 瑠娜影 | 去喬플嘉劈奴為甲 | 같 | 12月18日，艾森股份大宗交易成交7.71万股，成交额383.96万元，占当日总成交额的1.14%，成交价49.8 元，较市场收盘价60.33元折价17.45%。 ...