证券代码：688718 证券简称：唯赛勃 上海唯赛勃新材料股份有限公司 2025 年第二次临时股东会会议资料 2025 年 11 月 | 议案一：关于续聘会计师事务所的议案 7 | | --- | 上海唯赛勃新材料股份有限公司 2025 年第二次临时股东会 上海唯赛勃新材料股份有限公司 2025 年第二次临时股东会 3 上海唯赛勃新材料股份有限公司 2025 年第二次临时股东会 五、股东及股东代理人要求发言时，不得打断会议报告人的报告或其他股 东及股东代理人的发言，在股东会进行表决时，股东及股东代理人不再进行发 言。股东及股东代理人违反上述规定，会议主持人有权加以拒绝或制止。 六、主持人可安排公司董事、监事、高级管理人员回答股东所提问题。对 于可能将泄露公司商业秘密及/或内幕信息，损害公司、股东共同利益的提问， 主持人或其指定的有关人员有权拒绝回答。 会议须知 为了维护上海唯赛勃新材料股份有限公司（下称"公司"）全体股东的合 法权益，确保股东会的正常秩序和议事效率，保证本次股东会的顺利进行，根 据《中华人民共和国公司法》（以下简称《公司法》）、《中华人民共和国证券法》 （以下简称《证券法》）以及《上海唯赛勃新 ...

证券代码：688718 证券简称：唯赛勃 公告编号：2025-031 上海唯赛勃新材料股份有限公司 关于参加 2025 年上海辖区上市公司三季报 集体业绩说明会的公告 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、准确性和完整性承担法律责任。 （二） 会议召开地点：上证路演中心 （三） 会议召开方式：上证路演中心网络互动 重要内容提示： 会议召开时间：2025 年 11 月 13 日 （星期四） 15:00-16:30 会议召开地点：上海证券交易所上证路演中心（网址： https://roadshow.sseinfo.com/） 会议召开方式：上证路演中心网络互动 投资者可于 2025 年 11 月 06 日 （星期四） 至 11 月 12 日 （星 期三）16:00 前登录上证路演中心网站首页点击"提问预征集"栏目 或通过公司邮箱 investor@wave-cyber.com 进行提问。公司将在说明 会上对投资者普遍关注的问题进行回答。 上海唯赛勃新材料股份有限公司（以下简称"公司"）已于 2025 年 10 月 30 日发布公司 2025 年第三季 ...

Core Viewpoint - The company Weisaibo, established in 2001 and listed in 2021, is a leading player in the high-performance membrane materials sector in China, focusing on R&D and manufacturing of high-performance membrane materials and related equipment [1] Group 1: Business Performance - In Q3 2025, Weisaibo reported revenue of 281 million yuan, ranking 19th among 19 companies in the industry, significantly lower than the top competitor, Dongcai Technology, which had 3.893 billion yuan [2] - The company's net profit for the same period was 26.434 million yuan, ranking 11th in the industry, again far below the leading company, Dongcai Technology, which reported a net profit of 272 million yuan [2] Group 2: Financial Ratios - As of Q3 2025, Weisaibo's debt-to-asset ratio was 15.40%, an increase from 11.72% year-on-year, which is well below the industry average of 33.88%, indicating strong solvency [3] - The gross profit margin for Weisaibo in Q3 2025 was 32.31%, down from 34.99% year-on-year, but still higher than the industry average of 18.54%, reflecting robust profitability [3] Group 3: Executive Compensation - The chairman of Weisaibo, Xie Jianxin, received a salary of 956,700 yuan in 2024, an increase of 216,700 yuan from 740,000 yuan in 2023 [4] Group 4: Shareholder Information - As of September 30, 2025, the number of A-share shareholders decreased by 1.79% to 5,046, while the average number of circulating A-shares held per account increased by 1.82% to 34,400 [5]

Core Insights - The report indicates that as of October 29, 2025, institutional investors hold a total of 117 million shares of Weisaibo (688718.SH), representing 67.06% of the company's total equity, with a slight decrease of 0.69 percentage points from the previous quarter [1] Institutional Holdings - Three institutional investors disclosed their holdings in Weisaibo, including Weisaibo Environmental Materials Holdings Limited, Shanghai Huajia Enterprise Management Partnership (Limited Partnership), and Shanghai Jingri Enterprise Management Partnership (Limited Partnership) [1] - The total institutional holding percentage has decreased by 0.69 percentage points compared to the last quarter [1] Public Fund Activity - A total of 54 public funds were not disclosed in this period compared to the previous quarter, including notable funds such as Huaxia CSI 500 Index Enhanced A, Guotai SSE STAR Market Comprehensive ETF, and Huaxia Smart Vanguard Stock (LOF) A [1] Foreign Investment - One new foreign institutional investor disclosed its holdings this quarter, which is Weisaibo Environmental Materials Holdings Limited [1] - The same foreign institutional investor was not disclosed in the previous quarter [1]

Core Viewpoint - Weibo's Q3 report indicates a slight decline in revenue and net profit, reflecting challenges in maintaining growth in a competitive market [1] Financial Performance - For the first three quarters of 2025, the company achieved total operating revenue of 281 million yuan, a year-on-year decrease of 0.6% [1] - The net profit attributable to shareholders was 26.97 million yuan, down 9.36% year-on-year [1] - Basic earnings per share were reported at 0.16 yuan [1]

证券代码：688718 证券简称：唯赛勃 公告编号：2025-029 上海唯赛勃新材料股份有限公司 关于续聘会计师事务所的公告 致同会计师事务所（特殊普通合伙）已购买职业保险，累计赔偿限额 9 亿元， 职业保险购买符合财政部关于《会计师事务所职业风险基金管理办法》等文件的 相关规定。2024 年末职业风险基金 1,877.29 万元。致同会计师事务所（特殊普 通合伙）近三年已审结的与执业行为相关的民事诉讼均无需承担民事责任。 本公司董事会及全体董事保证公告内容不存在虚假记载、误导性陈述或者重 大遗漏，并对其内容的真实性、准确性和完整性承担个别及连带法律责任。 重要内容提示： 拟续聘的会计师事务所名称：致同会计师事务所（特殊普通合伙） 一、拟聘任会计师事务所的基本情况 （一）机构信息 1、基本信息 | 名称 | | 致同会计师事务所（特殊普通合伙），前身是 | | | | | 1981 年成立的 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | 北京会计师事务所，2011 | | | | 年经北京市财政局批准转制为特殊 | | | ...

证券代码：688718 证券简称：唯赛勃 公告编号：2025-030 上海唯赛勃新材料股份有限公司 关于召开2025年第二次临时股东会的通知 本公司董事会及全体董事保证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。 重要内容提示： 网络投票系统：上海证券交易所股东会网络投票系统 一、 召开会议的基本情况 （一） 股东会类型和届次 2025年第二次临时股东会 召开日期时间：2025 年 11 月 14 日 14 点 30 分 召开地点：上海市青浦区崧盈路 899 号公司 2 楼会议室 （五） 网络投票的系统、起止日期和投票时间。 网络投票起止时间：自2025 年 11 月 14 日 至2025 年 11 月 14 日 采用上海证券交易所网络投票系统，通过交易系统投票平台的投票时间为股 东会召开当日的交易时间段，即 9:15-9:25，9:30-11:30，13:00-15:00；通过 股东会召开日期：2025年11月14日 本次股东会采用的网络投票系统：上海证券交易所股东会网络投票系统 （二） 股东会召集人：董事会 （三） 投票方式：本次股东会所采用的 ...

一、董事会会议召开情况 2025 年 10 月 29 日，上海唯赛勃新材料股份有限公司（以下简称"公司"） 以现场会议的方式召开了第五届董事会第二十四次会议。本次会议通知及相关 材料公司已于 2025 年 10 月 17 日以专人和通讯等方式送达各位董事。本次会议 由公司董事长谢建新先生主持，会议应出席董事 6 人，实际出席董事 6 人。 证券代码：688718 证券简称：唯赛勃 公告编号：2025-028 上海唯赛勃新材料股份有限公司 第五届董事会第二十四次会议决议公告 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。 本次会议的召集、召开和表决程序符合《中华人民共和国公司法》等法律 法规、部门规章、规范性文件和《上海唯赛勃新材料股份有限公司章程》（以下 简称"《公司章程》"）的有关规定，会议决议合法、有效。 二、董事会会议审议情况 （一）审议通过《关于 2025 年第三季度报告的议案》 本议案在提交董事会前已经公司第五届董事会审计委员会 2025 年第五次会 议审议通过。具体内容详见公司同日于上海证券交易所网站（www. ...

Financial Performance - The company's operating revenue for Q3 2025 was ¥95,706,835.87, a decrease of 2.23% compared to the same period last year[3] - The total profit for the period was ¥12,378,060.64, down 7.32% year-on-year[3] - The net profit attributable to shareholders was ¥11,958,168.90, an increase of 7.21% compared to the same period last year[3] - The net profit after deducting non-recurring gains and losses was ¥9,909,213.12, up 5.43% year-on-year[3] - Total operating revenue for the first three quarters of 2025 was CNY 280,756,107.11, a decrease of 0.25% compared to CNY 282,451,889.80 in the same period of 2024[17] - Net profit for the first three quarters of 2025 was CNY 26,433,990.55, a decline of 6.7% from CNY 28,205,077.27 in 2024[19] - Earnings per share for the first three quarters of 2025 were CNY 0.16, down from CNY 0.17 in 2024, suggesting a need for improved profitability[19] Cash Flow and Liquidity - The cash flow from operating activities was ¥21,820,783.26 for the quarter, with no applicable comparison[3] - The company reported a net cash flow from operating activities of CNY 51,788,380.64, significantly higher than CNY 18,117,863.08 in the previous year[22] - The net cash flow from investing activities was $14,880,942.09, compared to a negative cash flow of $12,108,706.41 in the previous period, indicating a significant improvement[23] - The total cash and cash equivalents at the end of the period reached $108,120,265.67, up from $57,062,343.45 in the previous period, reflecting a net increase of $65,395,392.50[23] - Cash outflows from financing activities totaled $1,632,295.63, a decrease from $28,977,445.91 in the prior period, showing a reduction in financing costs[23] - The cash flow from operating activities was not detailed, but the overall cash flow situation indicates a positive trend in liquidity management[23] Assets and Liabilities - Total assets at the end of the period were ¥920,042,801.41, reflecting a 0.94% increase from the end of the previous year[4] - Current assets total RMB 340,884,080.12, up from RMB 286,355,938.10 in the previous year, indicating a growth of approximately 19%[14] - The total liabilities amount to RMB 124,280,323.04, which is an increase from RMB 118,770,009.09 in the previous year[15] - Total liabilities amounted to CNY 141,716,169.19, an increase from CNY 138,934,231.88 in the previous year, indicating potential leverage for growth[16] - The company's total equity reached CNY 778,326,632.22, up from CNY 772,526,734.30, reflecting a stable financial position[16] Research and Development - Research and development expenses totaled ¥7,068,227.30, representing 7.39% of operating revenue, an increase of 1.23 percentage points[4] - Research and development expenses increased to CNY 21,818,617.18 in 2025, compared to CNY 20,884,204.39 in 2024, indicating a focus on innovation[18] Shareholder Information - The total number of shareholders is 5,046, with the largest shareholder, Weisaibo Environmental Materials Holding Co., Ltd., holding 60.79% of shares[11] - The largest non-restricted shareholder, Weisaibo Environmental Materials Holding Co., Ltd., holds 105,630,070 shares, representing 60.79% of the total[11] - The company has a total of 906,648 shares held in the repurchase account, accounting for 0.52% of the total share capital[12] - The company has not reported any significant changes in the shareholder structure or any new strategies during the reporting period[13] Inventory and Costs - The company reported a decrease in inventory from RMB 114,358,431.63 to RMB 104,763,458.92, indicating a reduction of approximately 8%[14] - Total operating costs for the first three quarters of 2025 were CNY 257,304,702.71, down from CNY 258,001,564.61 in 2024, reflecting a cost reduction strategy[18] - The company achieved a gross profit margin of approximately 8.2% in the first three quarters of 2025, compared to 8.5% in the same period of 2024[17] Future Outlook - The company plans to expand its market presence and invest in new technologies to drive future growth[20] - The company did not adopt new accounting standards starting from 2025, maintaining its current reporting practices[24]

Core Viewpoint - The company announced a cash dividend distribution plan for the first half of 2025, indicating a commitment to returning value to shareholders [1] Summary by Categories Dividend Announcement - The company will distribute a cash dividend of 0.116 yuan per share (including tax) for the first half of 2025 [1] - The record date for the dividend is set for October 22, 2025, with the ex-dividend date and payment date both on October 23, 2025 [1]