本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一 致。 北京中岩大地科技股份有限公司（以下简称"公司"或"本公司"）于 2025 年 8 月 15 日披露了《关于持股 5%以上股东减持股份的预披露公告》（公告编号： 2025-064）。易山先生拟于 2025 年 9 月 8 日至 2025 年 12 月 7 日期间，通过集 中竞价、大宗交易方式减持本公司股份不超过 5,230,000 股，占公司总股本的 2.96%，占公司总股本剔除回购股份后股本的 3%（其中通过集中竞价方式减持的， 在任意连续 90 个自然日内，减持股份的总数不超过公司总股本的 1%；通过大宗 交易方式减持的，在任意连续 90 个自然日内，减持股份的总数不超过公司总股 本的 2%）。若计划减持期间公司有送股、资本公积金转增股本、回购注销等股 份变动事项，拟减持股份数将相应进行调整。 根据易山先生减持股份计划的实施进展情况，公司于 2025 年 9 月 12 日披露 了《关于持股 5%以上股东持股比例降至 5%以下暨权益变动触及 1%整倍数的公告》 （公告编号：2025-087）及《简式权益变动报告书》。 公司于近日收到易山先生 ...

中岩大地公告称，股东易山先生减持计划期限已于近日届满。其原计划于2025年9月8日至12月7日，通 过集中竞价、大宗交易方式减持不超523万股，占公司总股本2.96%。实际减持期间为2025年9月8日至 10月29日，通过集中竞价减持173.9995万股，均价23.52元/股；9月24日至10月14日，通过大宗交易减持 249.9万股，均价21.08元/股，合计减持423.8995万股，占总股本2.43%。减持后，易山持股降至468.8393 万股，占比2.689%。此次减持未导致公司控制权变更，对公司经营无重大影响。 ...

Group 1 - Cambridge Technology plans to invest 400 million yuan to establish a fund focused on optical devices and chips, aiming to invest in early-stage and growth-stage companies in the hard technology sector [1] - Tunnel Corporation's consortium won a bid for a highway project in Henan with a total investment of 6.49 billion yuan, using a BOT model for a 33.25-year cooperation period [2] - Hongrun Construction won a bid for a project worth 230 million yuan, which represents 3.88% of the company's projected revenue for 2024 [3] Group 2 - Tongrentang's product, Canling Baizhu Powder, received product registration approval from Health Canada, aimed at treating symptoms related to spleen and stomach weakness [4] - Hunan Baiyin announced a scheduled annual maintenance from December 9, 2025, to January 5, 2026, for equipment and facilities [5] - Changchun Gaoxin's subsidiary had two drugs included in the national medical insurance catalog for 2025 [6] Group 3 - Dongfang Securities' chairman resigned due to work relocation [7] - Xuantai Pharmaceutical's product, Sitagliptin Metformin Sustained-Release Tablets, was renewed for inclusion in the national medical insurance catalog [8] - ST Weihai was pre-selected for a smart agriculture EPC project with a bid of 652 million yuan, accounting for 26.27% of the company's projected revenue for 2024 [9] Group 4 - Guoxin Technology successfully tested an anti-quantum password financial POS chip, supporting both traditional and quantum-resistant algorithms [10] - Huaren Health's subsidiary received acceptance for a drug registration application for Lactulose Oral Solution, a common laxative [11] - Ankai Bus reported a 57.71% year-on-year increase in sales for the first 11 months of the year [12] Group 5 - Zhongyan Dadi's subsidiary won a bid for a project worth 73.86 million yuan [13] - Zhejiang Rongtai plans to invest 77 million USD in a factory in Thailand, focusing on mica paper and robot components production [14] - Optoelectronics plans to use up to 450 million yuan of idle funds for cash management [15] Group 6 - Tianyu Biological reported a 45.15% year-on-year decline in sales revenue from pig sales in November [16] - Daqin Railway's cargo transport volume increased by 1.75% year-on-year in November [17] - Yabo Co. won a bid for a heavy truck charging station project worth 3.616 million yuan [18] Group 7 - Hongri Pharmaceutical's product continues to be included in the national medical insurance catalog [19] - Jinggong Steel Structure signed a contract for steel structure installation worth approximately 470 million yuan for an overseas project [20] - Xizang Pharmaceutical's product, Xinhuasuan, continues to be included in the national medical insurance catalog [21] Group 8 - Guangdong Electric Power A announced the successful commissioning of a 1000MW unit at the Maoming Boge Power Plant [22] - Fuan Pharmaceutical's product, Palivizumab Injection, was newly included in the national medical insurance catalog [23] - Lizhu Group reported that 194 products were included in the 2025 national medical insurance catalog [24] Group 9 - Haisan Pharmaceutical's injection of Lantanol was included in the national medical insurance catalog [25] - Zhongtong Bus reported a 39.53% year-on-year increase in sales volume in November [26] - Shaanxi Coal Industry reported a 6.03% year-on-year increase in coal production in November [27] Group 10 - Haooubo's subsidiary received a medical device registration certificate for an IgG4 testing kit [28] - Yaopi Glass plans to invest 690 million yuan in new automotive glass production lines [30] - Huadian International completed the issuance of 2 billion yuan in medium-term notes [31] Group 11 - Zhongzai Zihuan's subsidiary won a bid for a green recycling project worth 205 million yuan [32] - Dabeinong reported a 25.26% year-on-year decline in sales revenue from pig sales in November [33] - Xiangjia Co. reported a 3.77% year-on-year increase in live poultry sales revenue in November [34] Group 12 - Huanxu Electronics reported a consolidated revenue of 5.198 billion yuan in November, a decrease of 3.34% year-on-year [35] - Aonong Biological reported a 72.21% year-on-year increase in pig sales volume in November [36] - Samsung Medical's subsidiary was pre-selected for a procurement project worth approximately 108 million yuan [37]

智通财经APP讯，中岩大地(003001.SZ)公告，公司全资子公司北京中岩大地工程技术有限公司(简称"中 岩工程技术")收到由中铁二局集团有限公司发出的《施工分包中标通知书》，确定中岩工程技术为中铁 二局碧水再生水厂二期场地准备及底泥处置施工项目地基基础工程的中标人，中标金额(含税)为7386.29 万元。 ...

每经AI快讯，中岩大地（SZ 003001，收盘价：22.3元）12月8日晚间发布公告称，近日，公司全资子公 司北京中岩大地工程技术有限公司（以下简称"中岩工程技术"）收到由中铁二局集团有限公司发出的 《施工分包中标通知书》，确定中岩工程技术为中铁二局碧水再生水厂二期场地准备及底泥处置施工项 目地基基础工程的中标人，中标金额约7386万元。 2025年1至6月份，中岩大地的营业收入构成为：岩土工程占比94.16%，产品销售占比4.87%，环境修复 占比0.53%，其他占比0.44%。 （记者 王晓波） 截至发稿，中岩大地市值为39亿元。 每经头条（nbdtoutiao）——处方药变"瘾品"：国内首次报告普瑞巴林滥用致成瘾病例，网络平台暴 露"无病历可购药"漏洞，列管与否尚需科学考量 ...

格隆汇12月8日丨中岩大地(003001.SZ)公布，全资子公司北京中岩大地工程技术有限公司（简称"中岩 工程技术"）收到由中铁二局集团有限公司发出的《施工分包中标通知书》，确定中岩工程技术为中铁 二局碧水再生水厂二期场地准备及底泥处置施工项目地基基础工程的中标人，中标金额（含税）： 73,862,853.82元。 ...

南财智讯12月8日电，中岩大地公告，近日，公司全资子公司北京中岩大地工程技术有限公司收到由中 铁二局集团有限公司发出的《施工分包中标通知书》，确定中岩工程技术为中铁二局碧水再生水厂二期 场地准备及底泥处置施工项目地基基础工程的中标人，中标金额（含税）7386.29万元，项目属于公司 的主营业务，若中标项目签订正式合同并顺利实施后，将对公司未来的经营业绩产生积极的影响。本次 中标不影响公司业务独立性，公司主要业务不会因履行该项目合同而对业主方形成依赖。该项目尚未签 订正式合同，项目具体内容及实施等以最终签署的合同为准。合同的履行存在一定周期，在实际履行过 程中如遇到不可预计或不可抗力等因素的影响，可能导致合同部分内容或全部内容无法履行或终止的风 险。公司将密切关注项目的进展情况并且及时履行信息披露义务。敬请广大投资者谨慎决策，注意投资 风险。 ...

中岩大地（003001）(003001.SZ)公告，公司全资子公司北京中岩大地工程技术有限公司(简称"中岩工程 技术")收到由中铁二局集团有限公司发出的《施工分包中标通知书》，确定中岩工程技术为中铁二局碧 水再生水厂二期场地准备及底泥处置施工项目地基基础工程的中标人，中标金额(含税)为7386.29万元。 ...

格隆汇12月8日丨中岩大地(003001.SZ)公布，全资子公司北京中岩大地工程技术有限公司（简称"中岩 工程技术"）收到由中铁二局集团有限公司发出的《施工分包中标通知书》，确定中岩工程技术为中铁 二局碧水再生水厂二期场地准备及底泥处置施工项目地基基础工程的中标人，中标金额（含税）： 73,862,853.82元。 ...

人民财讯12月8日电，中岩大地（003001）12月8日公告，公司全资子公司北京中岩大地工程技术有限公 司中标中铁二局碧水再生水厂二期场地准备及底泥处置施工项目地基基础工程，中标金额(含税)7386.29 万元。 ...