Group 1 - The feed sector experienced a decline of 1.16% on December 12, with Lude Technology leading the drop [1] - The Shanghai Composite Index closed at 3889.35, up 0.41%, while the Shenzhen Component Index closed at 13258.33, up 0.84% [1] Group 2 - On the same day, the feed sector saw a net outflow of 121 million yuan from main funds, while retail funds had a net inflow of 56.76 million yuan [2] - Speculative funds recorded a net inflow of 64.63 million yuan into the feed sector [2]

Core Viewpoint - The company announced the resignation of its securities affairs representative, Liu Na, due to personal reasons, effective immediately upon submission of her resignation to the board [2] Group 1 - Liu Na submitted her resignation to the company's board recently [2] - Following her resignation, Liu Na will no longer hold any position within the company [2]

Company Announcement - Liu Na has resigned from her position as the securities affairs representative of Lude Technology due to personal reasons. After her resignation, she will no longer hold any position within the company, and her responsibilities have been successfully handed over. The resignation will not affect the normal operations of the company [1] Financial Performance - For the fiscal year 2024, Lude Technology's revenue composition is as follows: environmental governance accounts for 93.72% and other businesses account for 6.28% [1] Market Capitalization - As of the report, Lude Technology has a market capitalization of 1.7 billion yuan [1]

路德生物环保科技股份有限公司 路德生物环保科技股份有限公司（以下简称"公司"）董事会于近日收到证券事务代表刘 娜女士提交的辞职申请。刘娜女士因个人原因辞去公司证券事务代表职务，辞职申请自送达公 司董事会之日起生效。 刘娜女士辞职后将不再担任公司任何职务，其负责的工作已完成交接，辞职不会影响公司 相关工作的正常开展。截至本公告披露日，刘娜女士未持有公司股份，不存在应当履行而未履 行的承诺事项。 刘娜女士在担任公司证券事务代表期间勤勉尽责、恪尽职守，在公司治理、信息披露、投 资者关系等方面发挥了积极作用，公司及董事会对刘娜女士在任职期间为公司发展所做出的贡 献表示衷心感谢！ 公司董事会根据《上海证券交易所科创板股票上市规则》等相关规定，将尽快聘任符合任 职资格的人员担任证券事务代表，协助公司董事会秘书开展工作。 证券代码：688156 证券简称：路德科技 公告编号：2025-043 路德生物环保科技股份有限公司 关于证券事务代表离职的公告 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。 1 特此公告。 路德生物环保科技股份有限 ...

Market Overview - The feed sector experienced a decline of 0.61% on November 21, with Lude Technology leading the drop [1] - The Shanghai Composite Index closed at 3834.89, down 2.45%, while the Shenzhen Component Index closed at 12538.07, down 3.41% [1] Individual Stock Performance - Haida Group (002311) closed at 59.40, up 1.45% with a trading volume of 62,700 shares and a turnover of 371 million yuan [1] - Tianma Technology (603668) closed at 15.22, up 1.33% with a trading volume of 457,900 shares and a turnover of 684 million yuan [1] - Lude Technology (688156) closed at 16.70, down 5.54% with a trading volume of 22,700 shares and a turnover of 38.53 million yuan [2] - Other notable declines include Zhongchong Co. (002891) down 3.88% and Zhenghong Technology (000702) down 3.80% [2] Capital Flow Analysis - The feed sector saw a net outflow of 23.28 million yuan from institutional investors and 63.42 million yuan from speculative funds, while retail investors had a net inflow of 86.71 million yuan [2] - Tianma Technology had a net inflow of 89.55 million yuan from institutional investors, while Lude Technology experienced a net outflow of 3.64 million yuan [3] - The overall capital flow indicates a mixed sentiment among different investor categories within the feed sector [3]

Core Viewpoint - The feed sector experienced a decline of 1.6% on November 20, with Tianma Technology leading the drop, while the Shanghai Composite Index fell by 0.4% and the Shenzhen Component Index decreased by 0.76% [1]. Group 1: Market Performance - The feed sector's individual stock performance showed mixed results, with Hai Da Group slightly increasing by 0.02% to close at 58.55, while Tianma Technology dropped significantly by 9.90% to 15.02 [1][2]. - The total trading volume for the feed sector was substantial, with Hai Da Group recording a transaction amount of 2.12 billion, and Tianma Technology reaching 10.94 billion [1][2]. Group 2: Capital Flow - The feed sector saw a net outflow of 498 million from major funds, while retail investors contributed a net inflow of 239 million [2]. - Specific stocks like Hai Da Group and He Feng Co. experienced varying levels of net inflow and outflow from different investor categories, indicating a shift in investor sentiment [3].

路德生物环保科技股份有限公司 关于召开 2025 年第三季度业绩说明会的公告 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、准确性和完整性依法承担法律责任。 重要内容提示： 路德生物环保科技股份有限公司 证券代码：688156 证券简称：路德科技 公告编号：2025-042 会议问题征集：投资者可于2025年11月27日前访问网址https://eseb.cn/1tk12Qgao5W 或使用微信扫描下方小程序码进行会前提问，公司将通过本次业绩说明会，在信息披露允许范 围内就投资者普遍关注的问题进行回答。 一、说明会类型 路德生物环保科技股份有限公司（以下简称"公司"）已于 2025 年 10 月 31 日在上海证 券交易所网站（www.sse.com.cn）披露了《2025 年第三季度报告》。为便于广大投资者更加 全面深入地了解公司经营业绩、发展战略等情况，公司定于 2025 年 11 月 27 日（星期四） 15:00-16:00 在"价值在线"（www.ir-online.cn）举办路德生物环保科技股份有限公司 2025 年第三季度业绩说明会，与投资 ...

Core Viewpoint - The stock of Lude Technology has experienced fluctuations, with a year-to-date increase of 39.91% but a recent decline in the last few trading days, indicating potential volatility in investor sentiment [1]. Company Overview - Lude Technology, established on August 9, 2006, and listed on September 22, 2020, is located in Wuhan, Hubei Province. The company focuses on the research and industrial application of high-water-content waste treatment, particularly in areas such as river and lake sludge, engineering mud, and industrial residues [2]. - The company utilizes proprietary technologies for waste treatment, including integrated dewatering and solidification of sludge and microbial solid-state fermentation of organic residues, aiming for efficient reduction, harmlessness, stabilization, and resource utilization of high-water-content waste [2]. Business Performance - For the period from January to September 2025, Lude Technology reported a revenue of 254 million yuan, reflecting a year-on-year growth of 14.15%. However, the net profit attributable to shareholders was -16.13 million yuan, a significant decrease of 368.25% compared to the previous year [3]. - The company's revenue composition includes 62.51% from the production of biological fermentation feed from liquor residues, 16.30% from inorganic waste treatment services, 13.09% from engineering mud services, and 3.21% from river and lake sludge services [2]. Shareholder Information - As of September 30, the number of shareholders for Lude Technology was 3,867, a decrease of 6.68% from the previous period. The average number of circulating shares per shareholder increased by 7.16% to 26,044 shares [3].

Core Insights - The feed sector experienced a slight increase of 0.07% on November 17, with Tianma Technology leading the gains [1] - The Shanghai Composite Index closed at 3972.03, down 0.46%, while the Shenzhen Component Index closed at 13202.0, down 0.11% [1] Feed Sector Performance - Tianma Technology (603668) closed at 15.33, up 6.16% with a trading volume of 898,500 shares and a transaction value of 1.402 billion [1] - Other notable performers included: - Zhongchong Co., Ltd. (002891) at 59.69, up 3.86% [1] - Zhenghong Technology (000702) at 7.65, up 1.06% [1] - Petty Holdings (300673) at 17.70, up 0.91% [1] - Guibao Pet (301498) at 72.62, up 0.54% [1] Capital Flow Analysis - The feed sector saw a net outflow of 118 million from institutional investors and 78.86 million from retail investors, while retail investors had a net inflow of 197 million [2] - The capital flow for key stocks included: - Tianma Technology had a net inflow of 1.03 billion from institutional investors, but a net outflow of 130 million from retail investors [3] - Haida Group (002311) had a net inflow of 11.08 million from institutional investors [3] - Other stocks like Petty Holdings and Zhenghong Technology experienced net outflows from institutional investors [3]

Core Insights - The feed sector experienced a decline of 0.24% on November 14, with Zhongchong Co., Ltd. leading the losses [1][2] - The Shanghai Composite Index closed at 3990.49, down 0.97%, while the Shenzhen Component Index closed at 13216.03, down 1.93% [1] Market Performance - Tianma Technology (603668) saw a price increase of 3.29%, closing at 14.44, with a trading volume of 446,400 shares and a turnover of 642 million yuan [1] - Other notable gainers included Kesi Thought (001313) with a 3.16% increase and Baiyang Co., Ltd. (002696) with a 0.84% increase [1] - Zhongchong Co., Ltd. (002891) led the declines with a drop of 2.53%, closing at 57.47, with a trading volume of 33,300 shares and a turnover of 193 million yuan [2] Capital Flow - The feed sector experienced a net outflow of 80.91 million yuan from institutional investors and 50.57 million yuan from retail investors, while individual investors saw a net inflow of 131 million yuan [2] - Tianma Technology had a net inflow of 32.96 million yuan from institutional investors, while Hai Da Group (002311) had a net inflow of 15.96 million yuan [3] - Conversely, companies like Boen Group (001366) and Hefa Co., Ltd. (603609) experienced significant net outflows from institutional and retail investors [3]