Group 1 - The core point of the article is the resignation of the securities representative of Mongcao Ecological Environment Co., Ltd., and the appointment of a new representative to assist the board secretary [1] - The new securities representative, Mr. Chang Lianlong, has been appointed to support the company's board secretary after the resignation of Ms. Sun Xueru [1] - For the first half of 2025, Mongcao Ecological's revenue composition shows that natural ecosystem protection management accounts for 93.97%, while other businesses account for 6.03% [1] Group 2 - As of the report, Mongcao Ecological has a market capitalization of 6.8 billion yuan [2]

证券代码：300355 证券简称：蒙草生态 公告编号：（2025）089号 证券事务代表联系方式如下： 电话：0471-6695125 传真：0471-6695192 邮箱：mckh2010@163.com 联系地址：内蒙古呼和浩特市新城区生盖营巷蒙草集团种业中心 蒙草生态环境（集团）股份有限公司 关于变更公司证券事务代表的公告 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。 蒙草生态环境（集团）股份有限公司（以下简称"公司"）证券事务代表孙 雪茹女士因个人原因申请辞去证券事务代表职务。根据相关规定，上述辞职报告 自送达公司董事会之日起生效，孙雪茹女士辞职后将不在公司担任任何职务。 公司董事会对孙雪茹女士在任职期间为公司所做出的贡献表示衷心的感谢！ 公司于 2025 年 11 月 20 日召开第六届董事会第三次会议，审议通过了《关 于聘任证券事务代表的议案》，同意聘任常连龙先生（简历附后）为公司证券事 务代表，协助董事会秘书开展工作，任期自本次董事会审议通过之日起至第六届 董事会任期届满之日止。 常连龙先生持有上海证券交易所颁发的董事会秘书资格证书，具备履行职 ...

证券代码：300355 证券简称：蒙草生态 公告编号：（2025）088号 蒙草生态环境（集团）股份有限公司 第六届董事会第三次会议决议公告 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。 表决结果：9 票同意，0 票反对，0 票弃权。 特此公告。 蒙草生态环境（集团）股份有限公司 董 事 会 蒙草生态环境（集团）股份有限公司（以下简称"公司"）第六届董事会第 三次会议于 2025 年 11 月 20 日以通讯方式召开，会议通知于 2025 年 11 月 17 日通过电子邮件、书面形式等方式送达全体董事及高级管理人员。会议应到董事 9 人，实到董事 9 人。会议由董事长朱长虹女士主持，公司高级管理人员列席了 会议。会议符合《公司法》《公司章程》的有关规定，合法有效。 审议并通过《关于聘任证券事务代表的议案》。 董事会同意聘任常连龙先生为公司证券事务代表，协助董事会秘书工作，任 期自本次董事会审议通过之日起至第六届董事会任期届满日止。 具体内容详见同日在巨潮资讯网（www.cninfo.com.cn）披露的《关于变更 公司证券事务代表的公告》。 二〇二五年十一月 ...

Core Insights - The company, Mongcao Ecological, has made significant advancements in ecological restoration through technology and innovation, particularly in the production of "ecological seed packages" that enhance the effectiveness of key ecological projects like the "Three Norths" [1][5] - The ecological seed packages have been evaluated by experts from prestigious universities and have received eight related invention patents, demonstrating their innovative approach to ecological restoration [1] - The company has developed over 1,300 pieces of intelligent machinery, significantly increasing operational efficiency by 20 to 30 times compared to traditional manual methods [5] Group 1 - The ecological seed packages are designed to improve vegetation coverage by over 35% and increase the proportion of perennial plants to 40%, tailored to various ecological conditions [1] - The company utilizes precise ecological big data navigation to analyze natural vegetation community structures and customize seed mixtures based on local conditions [1] - Mongcao Ecological has established a one-stop ecological service center in key desertification areas, offering comprehensive technical services for sustainable ecological management [5] Group 2 - The company has formed specialized mechanical operation teams for no-till replanting, aerial seeding, and fertilization, enhancing the efficiency of ecological restoration efforts [5] - The service modules include seedling assurance, soil conservation, intelligent machinery services, and ecosystem monitoring, providing low-cost and high-efficiency ecological governance solutions [5]

经世律师事务所（以下简称"本所"）接受蒙草生态环境（集团）股份有限公 司（以下简称"公司"）董事会的委托，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》"）和 中国证券监督管理委员会《上市公司股东会规则》（以下简称"《规则》"）、 《律师事务所从事证券法律业务管理办法》（以下简称"《证券法律业务管理办 法》"）、《律师事务所证券法律业务执业规则（试行）》（以下简称"《证券法 律业务执业规则》"）等中华人民共和国境内（以下简称中国境内，为本法律意见 书之目的不包括中国香港特别行政区、中国澳门特别行政区和中国台湾地区）现行 有效的法律、行政法规、部门规章、规范性文件和现行有效的《蒙草生态环境（集 团）股份有限公司章程》（以下简称"《公司章程》"）的规定，指派律师出席公 司2025年第五次临时股东会，并对本次股东会的召集、召开程序、出席会议人员资 格、会议表决程序等事宜出具法律意见书。 为出具本法律意见书，本所律师审查了公司提供的以下文件和材料，包括但不 限于： 经世律师事务所 关于蒙草生态环境（集团）股份有限公司 2025年第五次临时股东会的 法律意见书 ...

证券代码：300355 证券简称：蒙草生态 公告编号：（2025）087号 蒙草生态环境（集团）股份有限公司 2025年第五次临时股东会决议公告 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、本次股东会没有否决、取消、修改提案的情况。 1、股东会届次：2025年第五次临时股东会 2、会议时间： 现场会议时间：2025年11月14日（星期五）下午15:00。 网络投票时间：2025 年 11 月 14 日 其中，通过深圳证券交易所交易系统进行网络投票的具体时间为：2025年11 月14日9:15-9:25、9:30-11:30和13:00-15:00； 2、本次股东会不涉及变更以往股东会已通过决议的情况。 一、会议召开和出席情况 （一）会议召开情况 6、主持人：董事长朱长虹女士 7、会议召开的合法、合规性：本次股东会会议的召集、召开程序、出席会 议人员资格及表决程序符合有关法律、行政法规、部门规章、规范性文件、深圳 证券交易所业务规则和《公司章程》等有关规定。 （二）会议出席情况 1 1、股东出席情况 参与本次会议的股东及股东授权代表共480人 ...

Core Insights - The project "Theoretical Construction and Vegetation Configuration Technology of the 'Three-North' Project in the Loess Hilly Gully Region" has won the second prize of the Inner Mongolia Science and Technology Progress Award, providing new solutions for ecological challenges such as soil desiccation and vegetation survival difficulties in the region [1] Group 1 - The Loess Hilly Gully Region is a significant area for combating soil erosion, known for its severe soil and water conflicts and high sediment flow into the Yellow River, making it a challenging area for ecological restoration [1][2] - The research team has developed a systematic approach to vegetation construction based on water availability, addressing the critical question of what species to plant [2] - Selected tree species such as Mongolian willow, Leymus chinensis, and Haloxylon ammodendron have been identified for their ecological and economic value, enhancing the options for ecological restoration [2] Group 2 - New materials for soil improvement and rainwater resource utilization have been developed, including biological agents and microbial fertilizers, which are essential for the survival of selected plant species in difficult soil conditions [4] - The team has established a technical system for the restoration of degraded shrub protective forests and the improvement of low-quality protective forests, addressing the question of how to plant effectively [4] Group 3 - The integrated management model of forestry, fruit, and grass in the Loess Hilly Gully Region has been successfully promoted over 1.0276 million acres in Ordos and Hohhot, providing significant technological support for the "Three-North" project [6]

证券代码：300355 证券简称：蒙草生态 公告编号：（2025）086 号 蒙草生态环境（集团）股份有限公司 关于子公司签订项目施工合同补充协议的公告 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 蒙草生态环境（集团）股份有限公司（以下简称"公司"）于 2025 年 9 月 21 日发布《关于子公司签订项目施工合同的公告》（公告编号：2025-072 号）。 披露了子公司北京快乐小草运动草科技有限公司、内蒙古逐马投资有限公司、通 辽市城镇建设发展有限责任公司组成的联合体签署《内蒙古自治区巴彦淖尔市乌 拉特中旗三北工程林草湿荒一体化保护修复项目（2025 年度）施工一标段施工 合同》（以下简称"合同"），合同金额为人民币 225,200,078 元。近日，各相 关方签署了《内蒙古自治区巴彦淖尔市乌拉特中旗三北工程林草湿荒一体化保护 修复项目（2025 年度）施工一标段施工合同补充协议》，现将相关事项公告如 下： （一）乌拉特中旗林业和草原局 机构类型：地方政府机构 关联关系说明：乌拉特中旗林业和草原局与公司及控股股东、实际控制人、 董事、高级管理人员不存在关 ...

Core Insights - Oat is a high-quality forage and food crop that plays a significant strategic role in food security and the high-quality development of animal husbandry in China [1] - The reliance on imported oat seeds has severely restricted the development of oat forage in the country [1] Group 1: Domestic Oat Promotion - Mengcao Ecological (300355) collaborates with Modern Grass Industry to promote high-quality domestic oat varieties in key production areas such as Inner Mongolia and Gansu [3] - The demonstration varieties include Mengcao Ecological's jointly cultivated high-quality domestic oats, such as Mengyan No. 4 and Mengnongda No. 7 [3] Group 2: Yield and Performance - Field trials show that domestic oat varieties outperform imported ones by approximately 30% in key traits like plant height and leaf dimensions [4] - The theoretical yield of domestic oats is 2568 kg per mu, which is an increase of 334 kg per mu compared to foreign varieties, showcasing excellent environmental adaptability and yield potential [4] Group 3: Variety Development and Adaptability - Mengcao Ecological has developed over 40 high-quality forage varieties with independent intellectual property rights, suitable for a wide range of planting areas across traditional agricultural provinces [6] - These varieties can adapt to unique geographical and climatic conditions, such as high altitude and low precipitation, expanding the planting space for domestic oats [6] Group 4: Quality Characteristics - Domestic oat varieties exhibit uniform growth, compact ear types, and bright colors, indicating their quality and market competitiveness [7]

Group 1 - The core viewpoint of the news is the initiation of large-scale clinical trials for gene-edited pig kidneys for human transplantation, marking a significant advancement in biotechnology and organ transplantation [1] - The first clinical trial was completed at NYU Langone Medical Center, approved by the FDA, aiming to evaluate the safety and efficacy of gene-edited pig kidneys for patients with end-stage kidney disease [1] - Global advancements in gene editing technology have been reported, including successful transplantation of gene-edited pig lungs in China and new treatment approaches for Down syndrome in Japan [1] Group 2 - Huazhong Securities highlights that breakthroughs in gene editing technology have significantly lowered the technical barriers for genetic modification, enabling large-scale industrial production of drugs [2] - In the A-share market, there are 22 listed companies with gene editing technology reserves, with mixed performance in stock prices; only 7 out of 22 companies saw gains on November 5 [4] - Among gene editing concept stocks, Shuanglu Pharmaceutical reported the highest net profit of 141 million yuan in the first three quarters, while Mengcao Ecological achieved a year-on-year profit increase of 48.73% [5][6] Group 3 - Eight gene editing concept stocks received attention from five or more institutions, with companies like Sturdy Medical and Huaxi Biological leading in institutional ratings [7] - Sturdy Medical announced a collaboration with Huazhong Agricultural University to establish a cotton research institute, focusing on gene editing and hybridization techniques for cotton seed improvement [7]