Market Overview - The fishery sector experienced a decline of 1.93% on September 17, with KaiChuang International leading the losses [1] - The Shanghai Composite Index closed at 3876.34, up 0.37%, while the Shenzhen Component Index closed at 13215.46, up 1.16% [1] Individual Stock Performance - Major stocks in the fishery sector showed varied performance, with the following closing prices and changes: - Dahu Co., Ltd. (600257) closed at 5.62, down 0.88% - China Water Fisheries (000798) closed at 8.28, down 1.08% - Good Home (600467) closed at 2.60, down 1.52% - Guolian Aquatic Products (300094) closed at 3.88, down 1.77% - Zhanzi Island (002069) closed at 4.29, down 2.28% - KaiChuang International (600097) closed at 11.88, down 4.19% [1] Capital Flow Analysis - The fishery sector saw a net outflow of 47.49 million yuan from main funds, while retail investors contributed a net inflow of 26.70 million yuan [1] - The capital flow for individual stocks is as follows: - Dahu Co., Ltd. had a main fund net inflow of over 3.32 million yuan, but a retail net outflow of 4.01 million yuan - China Water Fisheries had a main fund net inflow of 0.23 million yuan, with a retail net outflow of 0.40 million yuan - KaiChuang International experienced a main fund net outflow of 0.06 million yuan and a retail net outflow of 0.85 million yuan - Good Home had a significant main fund net outflow of 10.98 million yuan, but a retail net inflow of 8.37 million yuan - Guolian Aquatic Products faced a main fund net outflow of 36.26 million yuan, with a retail net inflow of 31.93 million yuan [2]

Core Viewpoint - The recent controversy surrounding pre-prepared meals has drawn significant attention to the industry, particularly following comments made by a prominent figure regarding the quality and pricing of dishes at a specific restaurant chain [1] Group 1: Industry Overview - The A-share market has 31 companies involved in the pre-prepared meal concept, with 14 of them disclosing ESG (Environmental, Social, and Governance) reports, resulting in a disclosure rate of 45% [1] - The focus of the industry includes key issues such as product safety and quality, supply chain management, and climate change response [3] Group 2: ESG Reporting - Among the 31 companies, 9 are rated A (including A+, A, A-), 9 are rated B, 8 are rated C, and 5 are rated D, indicating a relatively even distribution of ESG ratings [3] - The majority of companies emphasize the importance of transparency in their ESG reports, with a notable number focusing on sustainable development and social responsibility [2][3] Group 3: Environmental Initiatives - Companies like Jinlongyu and New Hope are implementing green logistics and sustainable packaging practices to reduce environmental impact [4] - Out of the 14 companies that disclosed ESG reports, 8 reported on Scope 1 (direct emissions) and Scope 2 (indirect emissions), while only 4 reported on Scope 3 (value chain emissions), highlighting a gap in comprehensive carbon footprint reporting [4] Group 4: Food Safety and Quality - The industry is shifting towards enhanced food safety and nutritional health management, driven by national strategies aimed at prioritizing public health [5] - New regulations on food additives are set to be implemented, requiring pre-prepared meal producers to adjust their product formulations to comply with stricter safety standards [5] Group 5: Supply Chain Management - Effective supply chain management is crucial for ensuring food safety, with companies like Jinlongyu and New Hope adopting rigorous supplier management practices [7] - The emphasis on transparency and responsible sourcing is seen as essential for maintaining consumer trust and ensuring product quality [8]

说明会活动的公告 本公司及董事会全体成员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个别及连带责任。 证券代码：600257 证券简称：大湖股份 公告编号：2025-035 大湖水殖股份有限公司 关于参加2025年湖南辖区上市公司投资者网上集体接待日暨半年度业绩 特此公告。 大湖水殖股份有限公司 2025年9月16日 为进一步加强与投资者的互动交流，使广大投资者能更深入全面地了解大湖水殖股份有限公司（以下简 称"公司"）情况，公司将参加由湖南证监局、湖南省上市公司协会和深圳市全景网络有限公司联合举办 的"资本聚三湘 楚光耀新程一一2025年湖南辖区上市公司投资者网上集体接待日暨半年度业绩说明 会"活动，现将有关事项公告如下： 本次活动将采用"网络远程"的方式举行，投资者可登录"全景路演"网站（https://rs.p5w.net），或关注微 信公众号：全景财经，或下载全景路演APP，参与本次互动交流，活动时间为2025年9月19日（星期 五）下午14:00至17:00。届时公司高管等相关人员将在线就公司2024年至2025年半年度业绩、公司治 理、发展战略 ...

Core Viewpoint - The recent surge in the stock prices of pre-prepared food companies in A-shares is attributed to the public's renewed interest in the pre-prepared food industry, sparked by the apology from Jia Guolong and the upcoming national food safety standards for pre-prepared foods [1][5]. Group 1: Stock Performance - As of September 15, several companies, including Huifa Food, Guolian Aquatic, and Tiankang Biological, saw stock price increases of over 5%, with Delisi reaching a daily limit increase [2]. - Among the rising stocks, suppliers of pre-prepared food, such as Qianwei Yangchun and Longda Meishi, are also noted [3]. Group 2: Regulatory Developments - The significant stock price increase is linked to the approval of the draft national food safety standards for pre-prepared foods by the National Health Commission on September 13, which will provide a unified "identity certification" and safety baseline for the industry [5]. - The pre-prepared food industry has seen regulatory developments only in the past three years, with standards being gradually established [8]. Group 3: Industry History and Trends - The pre-prepared food industry in China dates back to the 1990s, with significant developments occurring between 2000 and 2005, when many of the currently rising companies were registered [6]. - The rise of pre-prepared foods has been facilitated by the emergence of central kitchens and cold chain logistics since 2008, allowing for standardization and wider adoption across various restaurant types [12]. Group 4: Consumer Perception and Market Dynamics - Consumers express concerns about the safety of pre-prepared foods, reflecting a deeper frustration over the loss of transparency regarding food preparation [10]. - The convenience and cost-effectiveness of pre-prepared foods make them appealing to both large and small restaurants, leveling the playing field in the food service industry [12].

Core Viewpoint - The fishery sector experienced a rise of 1.78% on September 15, with Guolian Aquatic leading the gains, while the overall market showed mixed results with the Shanghai Composite Index down by 0.26% and the Shenzhen Component Index up by 0.63% [1] Group 1: Market Performance - The fishery sector's main stocks showed varied performance, with Guolian Aquatic closing at 3.97, up by 5.03%, and Dahu Co. rising by 1.78% to 5.71 [1] - The trading volume for Guolian Aquatic reached 1.5579 million shares, with a transaction value of 631 million yuan [1] - The overall trading performance of the fishery sector is summarized in a table, indicating the closing prices and percentage changes for various stocks [1] Group 2: Capital Flow - The fishery sector saw a net inflow of 64.3799 million yuan from main funds, while retail investors experienced a net outflow of 60.4898 million yuan [1] - Guolian Aquatic had a significant net inflow of 72.3959 million yuan from main funds, while retail investors withdrew 64.7718 million yuan [2] - The capital flow data indicates that while main funds were positive, retail investors were largely negative across several stocks in the sector [2]

大湖水殖股份有限公司 关于参加 2025 年湖南辖区上市公司投资者网上集体接待 日暨半年度业绩说明会活动的公告 本公司及董事会全体成员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 和完整性承担个别及连带责任。 为进一步加强与投资者的互动交流，使广大投资者能更深入 全面地了解大湖水殖股份有限公司（以下简称"公司"）情况，公 司将参加由湖南证监局、湖南省上市公司协会和深圳市全景网络 有限公司联合举办的"资本聚三湘 楚光耀新程——2025 年湖南 辖区上市公司投资者网上集体接待日暨半年度业绩说明会"活动， 现将有关事项公告如下： 本次活动将采用"网络远程"的方式举行，投资者可登录"全 景路演"网站（https://rs.p5w.net），或关注微信公众号：全景 财经，或下载全景路演 APP，参与本次互动交流，活动时间为 2025 年 9 月 19 日（星期五）下午 14:00 至 17:00。届时公司高管等相 关人员将在线就公司 2024 年至 2025 年半年度业绩、公司治理、 发展战略、经营状况、融资计划、股权激励和可持续发展等投资 者关心的问题，与投资者进行沟通与交流 ...

证券代码：600257 证券简称：大湖股份 公告编号：2025-034 大湖水殖股份有限公司 关于控股股东增持计划实施完成 重要内容提示： ●增持计划实施完成情况：公司控股股东西藏泓杉在 1 月 20 日 至 9 月 12 日期间，通过上海证券交易所系统以集中竞价方式交易的 累计成交金额为 150,020,233.84 元（其中超过本次增持计划上限 1.5 亿元的部分，属于增持专项账户产生的利息，与增持本金一同买入）， 累计成交股票数量为 30,571,711 股。截至 2025 年 9 月 12 日，公司 控股股东西藏泓杉增持计划实施完成。 暨权益变动触及 1%的提示性公告 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 担个别及连带责任。 ●增持计划的内容：大湖水殖股份有限公司（以下简称"公司"） 控股股东西藏泓杉科技发展有限公司（以下简称"西藏泓杉"）拟计 划自增持计划公告披露之日（即 2024 年 12 月 26 日）起 12 个月，通 过上海证券交易所交易系统以集中竞价方式增持公司股份，累计增持 金额不低于人民币 7,500 万 ...

大湖水殖股份有限公司 子公司管理制度 | 文号 | DHGF-1J-HB-002 | | | | | | --- | --- | --- | --- | --- | --- | | 关联父项文号（如有） | - | | | | | | 版次 | A.1 | | | | | | 管理部门 | 董事会秘书办公室 | 发文日期 | 2025-09-12 | 实施日期 | 2025-09-12 | | | | 历次修改记载 | | | | | 序号 | 时间 | | 修改内容 | | | | 1 | 2008-10-08 | | 首次发布《湖南洞庭水殖股份有限公司控股子公司管理办法》 | | | | 2 | 2024-12-31 | | 第一次修订 | | | | 3 | 2025-09-12 | | 第二次修订 | | | 第一章 总则 第一条 目的 为加强对大湖水殖股份有限公司（以下简称"公司"或"母公司"）子公司 及各分支机构的管理控制，规范公司内部运作机制，维护公司和投资者合法权益， 促进其规范运作和健康发展。根据《中华人民共和国公司法》以及《大湖水殖股 份公司章程》（以下简称"《公司章程》"）的有关规定，结 ...

大湖水殖股份有限公司 信息披露暂缓与豁免业务管理制度 | 文号 | DHGF-1J-HB-029 | | | | | --- | --- | --- | --- | --- | | 关联父项文号（如 | | | | | | 有） | | | | | | 版次 | A.1 | | | | | 管理部门 | 董事会秘书办公室 发文日期 | 2025-09-12 | 实施日期 | 2025-09-12 | | | 历次修改记载 | | | | | 序号 | 时间 | 修改内容 | | | | 1 | 2017-02-24 | 首次发布 | | | | 2 | 2025-09-12 | 第一次修订 | | | 第一章 总则 第五条 公司和其他信息披露义务人有确实充分的证据证明拟披露的信息涉及国家 秘密或者其他因披露可能导致违反国家保密规定、管理要求的事项（以下统称"国家 秘密"），依法豁免披露。 第六条 公司和其他信息披露义务人有保守国家秘密的义务，不得通过信息披露、 投资者互动问答、新闻发布、接受采访等任何形式泄露国家秘密，不得以信息涉密为 名进行业务宣传。 第一条 为了规范大湖水殖股份有限公司（以下简称"公司"） ...

大湖水殖股份有限公司 第三条 公司投资者关系管理工作应遵循如下基本原则： 投资者关系管理制度 | 文号 | DHGF-1J-HB-028 | | | | | | --- | --- | --- | --- | --- | --- | | 关联父项文号（如有） | | | | | | | 版次 | A.1 | | | | | | 管理部门 | 董事会秘书办公室 2025-09-12 | 发文日期 | | 实施日期 | 2025-09-12 | | | | 历次修改记载 | | | | | 序号 | 时间 | | 修改内容 | | | | 1 | 2007-07-30 | | 首次发布 | | | | 2 | 2024-01-19 | | 第一次修订 | | | | 3 | 2025-09-12 | | 第二次修订 | | | 第一章 总则 第一条 为了规范大湖水殖股份有限公司（以下简称"公司"或 "本公司"）的投资者关系管理工作，加强公司与投资者及潜在投资 者之间的信息沟通，增进投资者对公司的了解，促进公司与投资者之 间的良性互动，进一步完善公司法人治理结构，提高上市公司质量， 切实保护投资者特别是中小投资者合 ...