证券代码：688722 证券简称：同益中 公告编号：2025-046 北京同益中新材料科技股份有限公司 股东询价转让结果报告书暨持股 5%以上股东权益变动 的提示性公告 国家产业投资基金有限责任公司（以下简称"转让方""出让方""国家产业 投资基金"）保证向北京同益中新材料科技股份有限公司（以下简称"公司""本 公司""同益中"）提供的信息内容不存在任何虚假记载、误导性陈述或者重大遗 漏，并对其真实性、准确性和完整性依法承担法律责任。 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。 重要内容提示: 一、 转让方情况 (一)转让方基本情况 截至 2025 年 12 月 12 日，转让方所持公司首发前股份的数量、占总股本比例 情况如下： | 序号 | 股东名称 | 持股数量（股） | 持股占总股本比例 | | --- | --- | --- | --- | | 1 | 国家产业投资基金 | 21,810,000 | 9.71% | 本次询价转让的价格为15.47元/股，转让的股票数量为4,268,667股。 公司控股股东、实际控制人、董事及高级管理人员不参与本次询价转让。 本次转让不会导致公司 ...

中国国际金融股份有限公司 关于北京同益中新材料科技股份有限公司股东 向特定机构投资者询价转让股份的核查报告 中国国际金融股份有限公司（以下简称"中金公司""组织券商"）受北京 同益中新材料科技股份有限公司（以下简称"同益中""上市公司"）股东国家 产业投资基金有限责任公司（以下简称"国家产业投资基金""转让方"）委托， 组织实施本次同益中首次公开发行股票并在科创板上市前股东向特定机构投资 者询价转让（以下简称"本次询价转让"）。 经核查，中金公司就本次询价转让的转让方、受让方是否符合《上海证券交 易所科创板上市公司自律监管指引第 4 号——询价转让和配售》（以下简称"《询 价转让和配售指引》"）要求，本次询价转让的询价、转让过程与结果是否公平、 公正，是否符合《询价转让和配售指引》的规定作出如下报告说明。 一、本次询价转让概述 （一）本次询价转让转让方 截至 2025 年 12 月 12 日，转让方所持公司股份的数量、比例情况如下： | 序号 | 拟参与转让股东的名称 | 持股数量（股） | 持股比例 | | --- | --- | --- | --- | | 1 | 国家产业投资基金 | 21,810,00 ...

同益中公告，国家产业投资基金通过询价转让方式转让426.87万股，转让价格为15.47元/股。转让后， 国家产业投资基金持股比例从9.71%减少至7.81%。本次转让不涉及公司控股股东及实际控制人，不会 导致公司控制权变更。受让方包括财通基金管理有限公司、诺德基金管理有限公司等12家机构投资者。 ...

以上内容为证券之星据公开信息整理，由AI算法生成（网信算备310104345710301240019号），不构成投资建议。 从资金流向上来看，当日化学纤维板块主力资金净流出3352.27万元，游资资金净流入87.14万元，散户 资金净流入3265.14万元。化学纤维板块个股资金流向见下表： 证券之星消息，12月18日化学纤维板块较上一交易日上涨1.92%，同益中领涨。当日上证指数报收于 3876.37，上涨0.16%。深证成指报收于13053.98，下跌1.29%。化学纤维板块个股涨跌见下表： ...

Capital Operations - Shen Cheng Jiao plans to raise no more than 1.8 billion yuan through a private placement for the research and large-scale application of low-altitude and autonomous driving intelligent transportation equipment and related projects [2] - Ding Gu Ji Chuang's invested company Hang Ju Technology has developed the WS series flexible reusable thermal protection materials, which have been applied to the Blue Arrow Aerospace Zhuque-3 rocket body [2] - Zhen You Technology has ongoing ground core network development projects in both high-orbit and low-orbit satellite communication fields [2] Investment and Operations - Zhongjin Company plans a stock swap merger with Dongxing Securities and Xinda Securities, with stock trading resuming on December 18 [1] - Beiqi Blue Valley aims to continue developing L3 models in the mid-to-high-end brand segment, with some L3 model products currently in the development stage [1] - Xingmin Zhitong's communication domain controller is currently being used in L3 and L4 autonomous vehicles, including Robotaxi and unmanned logistics vehicles [1] Contracts and Collaborations - Pudong Construction's subsidiary recently won contracts totaling 1.649 billion yuan [1] - China Duty Free Group's wholly-owned subsidiary signed a contract for the transfer of duty-free store project operating rights, planning to invest 102 million yuan to establish a joint venture with Shanghai Airport [1] - Shanghai Airport signed a contract with Dufry and China Duty Free Group for the transfer of duty-free store project operating rights, with Dayang Shanghai not renewing the contract [1] - China CRRC and its subsidiaries recently signed contracts totaling 53.31 billion yuan, with wind power and energy storage equipment sales contracts amounting to approximately 16.65 billion yuan [1] Performance - China Nuclear Construction reported a cumulative operating income of 92.03 billion yuan by November 2025 [4] Share Buybacks - Shibao Testing's executives plan to increase their holdings of company shares by 8 million to 12 million yuan [4]

格隆汇12月17日｜有投资者在互动平台向同益中提问：请问公司是否有产品应用于神州飞船等商业航天 领域？ 同益中回复称，公司超高分子量聚乙烯纤维及其复合材料已经广泛应用于国防装备、公安警察、航空航 天、船舶舰艇、海洋石油、体育器材等领域，并成功应用于"神舟五号"到"神舟九号"的海上打捞回收系 统、军用两栖坦克登陆装备和军用飞机跑道紧急降落系统等军用和航空航天高端领域。 ...

同益中在互动平台表示，公司超高分子量聚乙烯纤维及其复合材料已经广泛应用于国防装备、公安警 察、航空航天、船舶舰艇、海洋石油、体育器材等领域，并成功应用于"神舟五号"到"神舟九号"的海上 打捞回收系统、军用两栖坦克登陆装备和军用飞机跑道紧急降落系统等军用和航空航天高端领域。 ...

Group 1 - Muxi Co., Ltd. will list its common stock on the Sci-Tech Innovation Board on December 17, 2025 [1] - Xinghua New Materials signed a strategic cooperation agreement with Guoteng Company to collaborate in the quantum technology field [2] - TCL Technology's subsidiary plans to acquire a 10.7656% stake in Shenzhen Huaxing Semiconductor for 60.45 billion RMB [3] Group 2 - Jingjia Micro's subsidiary has completed key stages of its edge AI SoC chip, marking a significant project breakthrough [4] - Cambricon plans to use 2.778 billion RMB of its capital reserve to offset losses [5] - Bojun Technology's subsidiary intends to invest 600 million RMB in an automotive lightweight component production base in Chongqing [6] Group 3 - Longqi Technology plans to invest approximately 1.5 billion RMB to build an AI + smart terminal digital benchmark factory in Nanchang [7] - Taili Technology signed a strategic cooperation framework agreement with Jinan University to establish an advanced functional materials research institute with an investment of 100 million RMB [8][9] - Pengding Holdings plans to invest a total of 4.297 billion RMB in a production facility in Thailand by 2026 [10] Group 4 - China Metallurgical Group reported a new contract amount of 958.13 billion RMB from January to November 2025, a decrease of 8.6% year-on-year [16] - 吉祥航空 reported an 8.92% year-on-year increase in passenger turnover in November 2025 [17] - Hainan Airport's passenger throughput reached 2.0909 million in November 2025, a year-on-year increase of 8.16% [20] Group 5 - Xinhua Insurance reported a cumulative original insurance premium income of 188.85 billion RMB from January to November 2025, a year-on-year increase of 16% [21] - Huafeng Aluminum's controlling shareholder plans to reduce its stake by up to 2.17% [22] - Digital Vision plans to repurchase shares worth 80 million to 120 million RMB [23]

证券日报网讯12月15日，同益中在互动平台回答投资者提问时表示，公司定型并批量生产高分子纤维腱 绳产品是公司向高端制造、前沿科技领域发展的实力与决心的体现。公司高度重视人形机器人产业带来 的变革机遇，已组建专项研发团队。公司将在确保主业稳健发展的前提下，密切关注人形机器人产业技 术路线的迭代演进，力求在具备技术协同性的环节建立竞争优势。 ...

Group 1 - Shareholder Zhang Yu of Kehua Holdings plans to reduce his stake by up to 3%, amounting to no more than 5.83 million shares within three months [1] - Shanghai Ailu has signed a strategic cooperation agreement with Southern Road Machinery to provide packaging products for the dry-mixed mortar industry [2] - Xingyuan Zhuomei appointed Gong Chunming as the new deputy general manager [3] Group 2 - Tongyi Zhong's shareholder has set a preliminary transfer price of 15.47 yuan per share for a total of 4.27 million shares [4] - Anada's shareholder did not implement the planned share reduction of up to 2% by the deadline [5] - Rongchang Bio plans to repurchase shares worth between 20 million to 40 million yuan at a price not exceeding 95 yuan per share [6] Group 3 - Hainan Airport reported an 8.16% year-on-year increase in passenger throughput for November, totaling 2.09 million passengers [7] - Lanjian Intelligent plans to apply for a bank credit line of up to 1.2 billion yuan for various financial operations [8] - Xinlei Co. received a total of 561.43 million yuan in land acquisition and compensation payments [9] Group 4 - Foster reported a surplus of 321 million yuan from four fundraising projects, which will be used to supplement working capital [10] - China Southern Airlines experienced a 10.42% year-on-year increase in passenger turnover for November [12] - China National Airlines reported a 10.1% year-on-year increase in passenger turnover for November [17] Group 5 - Sanyou Chemical plans to register and issue mid-term notes not exceeding 1.3 billion yuan [18] - Quanyuan Spring used 60 million yuan of idle funds to purchase structured deposits [19] - Su Keng Agricultural Development appointed Zou Yi as the new deputy general manager [20] Group 6 - Jingneng Real Estate received approval to register mid-term notes totaling up to 2 billion yuan [21] - Dechang Co. received approval from the CSRC for a targeted issuance of shares [23] - Jiufeng Bio obtained a medical device registration certificate for its fructosamine testing kit [24] Group 7 - Jinzi Ham's president Guo Bo resigned for personal reasons, while Zheng Hu was appointed as the new president [25] - China Eastern Airlines reported a 10.35% year-on-year increase in passenger turnover for November [26] - Fengfan Co.'s controlling shareholder is in the process of acquiring 17.32% of the company's shares [27] Group 8 - Zhenghai Bio signed a technical development contract with the Chinese Academy of Agricultural Sciences for a collagen product project worth 12 million yuan [28] - Xinhua Insurance reported a 16% year-on-year increase in cumulative original insurance premium income for the first 11 months [29] - Jingjia Microelectronics' subsidiary completed key stages of its AI SoC chip project [30] Group 9 - Shanghai Pharmaceuticals' hydrochloride sotalol tablets passed the consistency evaluation for generic drugs [31] - Heshun Technology's subsidiary's carbon fiber project has entered a stable operational phase [32] - Spring Airlines reported an 18.02% year-on-year increase in passenger turnover for November [33] Group 10 - Huaxin New Materials proposed a mid-term dividend plan of 1 yuan per 10 shares [34] - Keda Li plans to increase capital by 300 million yuan for its wholly-owned subsidiary [35] - Jinguang Electric won a bid for a high-voltage direct current transmission project worth 84.86 million yuan [36] Group 11 - XGIMI Technology's subsidiary received a development notification for a vehicle-mounted projection project from a well-known domestic automotive manufacturer [37]