深圳市容大感光科技股份有限公司 关于拟变更会计师事务所的公告 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。 特别提示： 1、拟聘任的会计师事务所：中兴华会计师事务所（特殊普通合伙）（以下简 称"中兴华"）。 证券代码：300576 证券简称：容大感光 公告编号：2025-065 2、拟变更会计师事务所原因：经综合考虑公司现有业务状况、未来业务发 展需求以及整体审计工作需要，根据公司《会计师事务所选聘制度》等有关规定， 拟聘任中兴华为公司2025年度审计机构。 一、拟变更会计师事务所的情况说明 3、与前后任会计师事务所的沟通情况：公司已就该事项与前后任会计师事 务所进行了充分的沟通，各方均已明确知悉本次变更事项并确认无异议。立信将 按照《中国注册会计师审计准则第1153号－前任注册会计师和后任注册会计师的 沟通》和其他有关要求，做好后续沟通及配合工作。 1、前任会计师事务所情况及上年度审计意见：公司2024年度财务报告及内 1 部控制审计工作由立信担任，立信已连续12年为公司提供审计服务（其所派审计 项目合伙人及其他签字注册会计师连续承担公司审计业务均未超过5 ...

深圳市容大感光科技股份有限公司（以下简称"公司"）于 2025 年 11 月 10 日召 开第五届董事会第二十四次会议，审议通过了《关于提请召开 2025 年第二次临时 股东大会的议案》，本次股东大会将采用股东现场投票与网络投票相结合的方式进 行，现将本次股东大会的有关事项通知如下： 一、召开会议的基本情况 1、股东会届次：2025 年第二次临时股东大会 2、股东会的召集人：董事会 证券代码：300576 证券简称：容大感光 公告编号：2025-068 深圳市容大感光科技股份有限公司 关于召开 2025 年第二次临时股东大会的通知 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。 3、本次会议的召集、召开符合《中华人民共和国公司法》《深圳证券交易所 创业板股票上市规则》《深圳证券交易所上市公司自律监管指引第 2 号—创业板 上市公司规范运作》等法律、行政法规、部门规章、规范性文件及《公司章程》 的有关规定。 4、会议时间： （1）现场会议时间：2025 年 11 月 27 日 15:00 （2）网络投票时间：通过深圳证券交易所系统进行网络投票的具体时间为 202 ...

1、审议通过《关于拟变更会计师事务所的议案》 深圳市容大感光科技股份有限公司 第五届监事会第二十次会议决议公告 本公司及监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、监事会会议召开情况 深圳市容大感光科技股份有限公司（以下简称"公司"）第五届监事会第二十 次会议于 2025 年 11 月 10 日在深圳市宝安区福海街道新田社区新田大道 71-5 号 301（1-3 层）3 楼公司会议室以现场表决和通讯表决相结合的方式召开。会议通 知已于 2025 年 11 月 7 日以通讯方式送达全体监事。本次应出席会议的监事 3 人， 实际出席会议的监事 3 人。本次会议的召集和召开符合有关法律、法规及《公司 章程》的规定。 二、监事会会议审议情况 本次会议由监事会主席魏志均先生召集和主持，与会监事经过充分审议，一 致同意并通过如下决议： 证券代码：300576 证券简称：容大感光 公告编号：2025-064 经综合考虑公司现有业务状况、未来业务发展需求以及整体审计工作需要， 根据公司《会计师事务所选聘制度》等有关规定，拟聘任中兴华会计师事务所（特 殊普通合伙）为公司 202 ...

本公司董事会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、董事会会议召开情况 证券代码：300576 证券简称：容大感光 公告编号：2025-063 深圳市容大感光科技股份有限公司 第五届董事会第二十四次会议决议公告 深圳市容大感光科技股份有限公司（以下简称"公司"）第五届董事会第二十 四次会议于 2025 年 11 月 10 日在深圳市宝安区福海街道新田社区新田大道 71-5 号 301（1-3 层）3 楼公司会议室以现场表决和通讯表决相结合的方式召开。会议 通知已于 2025 年 11 月 7 日以通讯方式送达全体董事、监事和高级管理人员。本 次应出席会议的董事 9 人，实际出席会议的董事 9 人。公司监事及高级管理人员 列席了本次会议。本次会议的召集和召开符合有关法律、法规及《公司章程》的 规定。 二、董事会会议审议情况 本次会议由董事长黄勇先生召集和主持，与会董事经过充分审议，一致同意 并通过如下决议： （一）审议通过《关于拟变更会计师事务所的议案》 经综合考虑公司现有业务状况、未来业务发展需求以及整体审计工作需要， 根据公司《会计师事务所选聘制度》等 ...

Core Viewpoint - The electronic sector has become a primary focus for both public and private equity institutions participating in A-share companies' private placements, reflecting optimism about the long-term prospects of China's technology industry, especially with the acceleration of AI integration across various sectors [1][4]. Group 1: Private Placement Participation - As of November 6, 2023, private equity institutions have participated in 53 A-share companies' private placements, with a total allocation exceeding 5 billion yuan, marking a year-on-year increase of 23.17% from 4.49 billion yuan [1][2]. - The overall floating profit from these private placements reached 2.61 billion yuan, with a floating profit ratio of 47.3% [1]. Group 2: Public Placement Participation - A total of 37 public equity institutions have engaged in 74 A-share companies' private placements, with total allocations amounting to approximately 30.29 billion yuan, and a floating profit of 12.25 billion yuan, resulting in a floating profit ratio of 40.45% [2][3]. Group 3: Electronic Sector Focus - The electronic industry has emerged as the most contested area for private placements, with private equity institutions participating in 10 electronic companies, totaling 2.03 billion yuan, which accounts for 36.78% of the total private placement amount [3]. - Public equity institutions have also shown strong interest in the electronic sector, participating in 13 electronic companies' private placements with a total allocation of 8.99 billion yuan and a floating profit ratio of 42.81% [3]. Group 4: Market Outlook - Analysts suggest that the electronic sector's appeal is driven by its long-term growth potential and the global competitive advantages of related industries, particularly in AI computing power and chip manufacturing [4][5]. - The next 3 to 5 years may witness a dual-driven growth pattern in technology investments, characterized by accelerated hardware iterations and explosive software ecosystem development [5].

Company Overview - Rongda Photoelectric Technology Co., Ltd. is located in Shenzhen, Guangdong Province, and was established on June 25, 1996. The company was listed on December 20, 2016. Its main business involves the research, production, and sales of electronic chemicals, including PCB photoresists, display photoresists, semiconductor photoresists, and specialty inks [1][2]. Financial Performance - As of the first nine months of 2025, Rongda Photoelectric achieved operating revenue of 783 million yuan, representing a year-on-year growth of 14.02%. However, the net profit attributable to shareholders decreased by 6.02% to approximately 98.91 million yuan [2]. - The company has distributed a total of 118 million yuan in dividends since its A-share listing, with 56.61 million yuan distributed over the past three years [3]. Stock Performance - On November 6, the stock price of Rongda Photoelectric increased by 2.01%, reaching 36.97 yuan per share, with a trading volume of 116 million yuan and a turnover rate of 1.36%. The total market capitalization is approximately 13.545 billion yuan [1]. - Year-to-date, the stock price has decreased by 1.61%, with a 0.74% increase over the last five trading days, a 6.85% decrease over the last 20 days, and a 2.32% decrease over the last 60 days [1]. Shareholder Information - As of October 31, the number of shareholders of Rongda Photoelectric was 52,200, a slight decrease of 0.02% from the previous period. The average number of circulating shares per person increased by 0.02% to 4,458 shares [2]. - As of September 30, 2025, Hong Kong Central Clearing Limited was the eighth largest circulating shareholder, holding 3.1701 million shares, an increase of 1.5674 million shares from the previous period. The Southern CSI 1000 ETF has exited the list of the top ten circulating shareholders [3]. Industry Context - Rongda Photoelectric operates within the electronic chemicals sector, specifically in the sub-industry of electronic chemicals. The company is associated with concepts such as photolithography machines, photoresists, LED, specialized and innovative enterprises, and OLED [1].

Market Overview - The electronic chemicals sector experienced a decline of 0.3% on October 28, with Siquan New Materials leading the drop [1] - The Shanghai Composite Index closed at 3988.22, down 0.22%, while the Shenzhen Component Index closed at 13430.1, down 0.44% [1] Stock Performance - Notable gainers in the electronic chemicals sector included: - Huate Gas (688268) with a closing price of 68.52, up 5.42% on a trading volume of 44,800 shares and a turnover of 297 million [1] - Jingrui Electric Materials (300655) closed at 18.25, up 4.23% with a trading volume of 3.09 million shares and a turnover of 56.791 million [1] - Conversely, Siquan New Materials (301489) saw a significant decline of 16.98%, closing at 203.30 with a trading volume of 138,900 shares and a turnover of 298.5 million [2] Capital Flow - The electronic chemicals sector experienced a net outflow of 1.446 billion in main funds, while retail investors saw a net inflow of 1.253 billion [2] - The capital flow for specific stocks showed: - Dinglong Co. (300054) had a main fund net inflow of 37.85 million, but retail investors had a net outflow of 22.91 million [3] - Huate Gas (688268) experienced a main fund net inflow of 8.2143 million, with retail investors seeing a net outflow of 8.6272 million [3]

Core Insights - Rongda Photoelectric (300576.SZ) released its Q3 2025 report, indicating a total of 4 institutional investors holding shares, amounting to 12.82 million shares, which represents 3.50% of the total share capital [1] - The institutional holding percentage decreased by 1.54 percentage points compared to the previous quarter [1] - In terms of public funds, 30 public funds were disclosed this period, including several ETFs focused on the CSI 1000 index [1] - One new foreign institution, Hong Kong Central Clearing Limited, was disclosed this quarter [1]

Core Insights - The company reported a revenue of 783 million yuan for the first three quarters of 2025, representing a year-on-year growth of 14.02% [1] - The net profit attributable to shareholders decreased by 6.02% to approximately 98.91 million yuan [1] - The net profit attributable to shareholders after deducting non-recurring gains and losses was approximately 98.49 million yuan, showing a year-on-year increase of 1.34% [1] - The basic earnings per share stood at 0.27 yuan [1]

深圳市容大感光科技股份有限公司（以下简称"公司"）于 2025 年 10 月 27 日召开第五届董事会第二十三次会议，审议通过了《关于向银行申请综合授信额 度的议案》，根据《公司法》《深圳证券交易所创业板股票上市规则》和《公司章 程》等相关规定，该事项在公司董事会审批权限范围内，无需提交公司股东大会 审议。现将相关事项公告如下： 证券代码：300576 证券简称：容大感光 公告编号：2025-062 深圳市容大感光科技股份有限公司 关于向银行申请综合授信额度的公告 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。 2025 年 10 月 28 日 1 为满足公司日常生产经营和发展的需要，提高资金管理效率，董事会同意公 司及子公司（包括下属全资、控股子公司，下同）向银行申请总金额不超过人民 币 3 亿元的综合授信额度，实际授信额度可在各公司之间相互调剂，授信额度用 于办理日常生产经营所需的流动资金贷款、票据贴现、开具银行承兑汇票、银行 保函、银行保理、信用证等业务。 上述综合授信额度的申请期限为自董事会审议通过之日起 1 年内有效，具体 授信额度和授信期限以公司及 ...