证券代码：301449 证券简称：天溯计量 公告编号：2025-003 一、拟聘任会计师事务所的基本情况 拟聘任的会计师事务所名称：容诚会计师事务所（特殊普通合伙）（以下简称"容 诚"） 原聘任的会计师事务所名称：众华会计师事务所（特殊普通合伙）（以下简称"众 华"） 变更会计师事务所的原因：公司综合考虑业务发展及审计工作需要，公司拟变更年 度审计机构。经重新履行选聘程序，公司拟聘任容诚为公司2025年度审计机构，进 行公司2025年度财务报表审计和内部控制审计。 公司已就本次变更会计师事务所事项与容诚、众华进行了充分沟通，前后任会计师 事务所均已知悉本次变更事项且对此无异议。前后任会计师事务所将按照相关规定， 积极做好沟通及配合工作。公司董事会、审计委员会对本次拟变更审计机构的事项 均不存在异议，该事项尚需提交公司股东会审议。 本次变更会计师事务所符合财政部、国务院国资委、证监会印发的《国有企业、上 市公司选聘会计师事务所管理办法》（财会〔2023〕4号）的规定。 深圳天溯计量检测股份有限公司 关于拟变更会计师事务所的公告 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 ...

证券代码：301449 证券简称：天溯计量 公告编号：2025-004 深圳天溯计量检测股份有限公司 关于使用募集资金置换预先已投入募投项目 及已支付发行费用的公告 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。 一、募集资金的基本情况 经中国证券监督管理委员会（以下简称"中国证监会"）《关于同意深圳天溯计 量检测股份有限公司首次公开发行股票注册的批复》（证监许可 [2025]2424号）同意 注册，并经深圳证券交易所同意，深圳天溯计量检测股份有限公司（以下简称"公司" 或"天溯计量"）首次公开发行人民币普通股股票（ A 股）16,304,348股，于2025年 12月23日上市，每股面值1.00元，每股发行价格为36.80元，募集资金总额为人民币 600,000,006.40元，扣除各项发行费用，实际募集资金净额为人民币524,631,448.54元。 众华会计师事务所（特殊普通合伙）对公司上述资金到位情况进行了审验，并于2025 年12月18日出具了众会字（2025）第11809号《验资报告》。 为规范公司募集资金管理，保护投资者权益，公司对募集资金采取了 ...

证券代码：301449 证券简称：天溯计量 公告编号：2025-005 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。 深圳天溯计量检测股份有限公司（以下简称"公司"）于2025年12月29日召开第四 届董事会第十二次会议，审议通过了《关于变更公司注册资本、公司类型、修订<公司章 程>并办理工商变更的议案》。该议案尚需提交公司2026年第一次临时股东会审议。现将 有关情况公告如下： 一、变更公司注册资本、公司类型的情况 经中国证券监督管理委员会（以下简称"中国证监会"）《关于同意深圳天溯计量 检测股份有限公司首次公开发行股票注册的批复》（证监许可 [2025]2424号）同意注册， 并经深圳证券交易所同意，公司首次公开发行人民币普通股股票（A股）16,304,348股， 于2025年12月23日上市，每股面值1.00元，每股发行价格为36.80元，募集资金总额为人 民币600,000,006.40元，扣除各项发行费用，实际募集资金净额为人民币524,631,448.54元， 其中计入实收资本（股本）为人民币16,304,348.00元，计入资本公积（股本溢价） ...

证券代码：301449 证券简称：天溯计量 公告编号：2025-006 深圳天溯计量检测股份有限公司 关于召开 2026 年第一次临时股东会的通知 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。 一、召开会议的基本情况 1、股东会届次：2026年第一次临时股东会 2、股东会的召集人：董事会 3、会议召开的合法、合规性：公司于2025年12月29日召开第四届董事会第十二 次会议，审议通过了《关于提请召开2026年第一次临时股东会的议案》。本次会议 的召集、召开符合《中华人民共和国公司法》《深圳证券交易所创业板股票上市规 则》《深圳证券交易所上市公司自律监管指引第2号——创业板上市公司规范运作》 等法律、行政法规、部门规章、规范性文件及《公司章程》的有关规定。 4、会议时间： （1）现场会议时间：2026年1月15日下午14:30； （2）网络投票时间：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 2026年1月15日9:15-9:25，9:30-11:30，13:00-15:00；通过深圳证券交易所互联网投票 系统投票的具体时间为2026年1月15日9:1 ...

证券代码：301449 证券简称：天溯计量 公告编号：2025-002 深圳天溯计量检测股份有限公司 第四届董事会第十二次会议决议公告 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。 一、董事会会议召开情况 深圳天溯计量检测股份有限公司（以下简称"公司"）第四届董事会第十二次会 议于 2025 年 12 月 29 日在公司会议室召开，会议通知于 2025 年 12 月 26 日以电子 邮件、电话等方式送达各位董事。本次会议以现场结合通讯的方式召开，应到董事 7 名，实到董事 7 名，其中董事谢词龙及独立董事徐树田通过通讯出席的方式参加 本次会议。本次会议由董事长龚天保先生主持，公司部分高级管理人员及内审负责人 列席了会议。本次会议的召集、召开方式和程序符合《中华人民共和国公司法》等法 律、行政法规、规范性文件和《公司章程》的有关规定。 二、董事会会议审议情况 （一）审议通过了《关于拟变更会计师事务所的议案》 表决结果：同意 7 票，反对 0 票，弃权 0 票。本议案表决通过，本议案已经审 计委员会审议通过，经董事会审议通过后还需提交股东会审议。 董事会同意聘请 ...

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 301449 | 天溯计重 | 86.70 | -16.80% | 7.36万 | 6.61亿 | | 002243 | 力合科创 | 9.96 | -7.86% | 62.61万 | 6.36亿 | | 920160 | 北矿检测 | 26.13 | -6.71% | 8.23万 | 2.17亿 | | 300215 | 电科院 | 6.36 | -3.64% | P 22.60万 | 1.45亿 | | 300938 | 信测标准 | 32.48 | -2.73% | 14.16万 | 4.65 Z | | 920122 | 中纺标 | 33.56 | -1.58% | 9327.2 | 3161.15万 | | 301228 | 实林检测 | 38.78 | -1.47% | 2.30万 | 8920.13万 | | 603183 | 建研院 | 4.28 | -1.38% | 9.20万 | 3950.66万 | | 301289 | 国绩 ...

Market Overview - The ChiNext Index fell by 0.66%, closing at 3222.61 points, with a total trading volume of 543.95 billion yuan, a decrease of 34.776 billion yuan from the previous trading day [1] - Among the tradable ChiNext stocks, 605 stocks closed higher, with 18 stocks rising over 10%, while 757 stocks closed lower, including 9 stocks with declines exceeding 10% [1] Trading Activity - The average turnover rate for the ChiNext today was 3.76%, with 30 stocks having turnover rates exceeding 20% [1] - Notable high turnover stocks included Nabichuan, which had a turnover rate of 64.26% and a closing price increase of 10.87%, and Tian Su Measurement, which had a turnover rate of 60.69% but a closing price decrease of 9.11% [1][2] Institutional Participation - Eight high turnover ChiNext stocks appeared on the Dragon and Tiger List, with significant institutional buying in stocks like Jiayuan Technology and Yingfeite, which saw net purchases of 102 million yuan and 85.596 million yuan respectively [3] - The top net selling stocks included Jiayuan Technology and Guanglian Aviation, with net sales of 210 million yuan and 131 million yuan respectively [3] Capital Flow - Among high turnover stocks, 15 experienced net inflows from main funds, with significant inflows into Yinbang Co., Yingfeite, and Haozhi Machinery, amounting to 428 million yuan, 170 million yuan, and 163 million yuan respectively [4] - Conversely, stocks like Haixia Innovation and Shennong Agriculture saw substantial net outflows, totaling 244 million yuan and 139 million yuan respectively [4] Earnings Forecast - Two high turnover stocks provided earnings forecasts for 2025, both indicating profit increases, with Tian Su Measurement expecting a net profit increase of 10.31% and Nabichuan expecting a 9.72% increase [4]

创业板指今日下跌0.66%，报收3222.61点，创业板全日成交额5439.51亿元，比上个交易日减少347.76亿 元。今日可交易创业板股中，605只股收盘上涨，涨幅超过10%的有18只，其中，迈为股份 资金流向方面，高换手率个股中，有15股今日获主力资金净流入，净流入金额较多的有银邦股份 （300337）、英飞特、昊志机电，净流入金额分别为4.28亿元、1.70亿元、1.63亿元，净流出金额较多 的有海峡创新（300300）、神农种业（300189）、东方日升（300118），净流出金额分别为2.44亿元、 1.39亿元、1.32亿元。 换手率最高的是纳百川，该股为上市5日内的新股，收盘涨幅为10.87%，换手率64.26%，日成交额12.90 亿元，全天主力资金净流入1.24亿元；其次是天溯计量，该股为上市5日内的新股，收盘跌幅为9.11%， 换手率60.69%，日成交额8.57亿元，全天主力资金净流出6704.06万元；换手率居前的还有海科新源 （301292）、广联航空（300900）、佳缘科技（301117）等，换手率分别为40.17%、40.10%、 38.19%。 统计显示，换手率超20%的高 ...

Core Viewpoint - Shenzhen Tiansu Measurement and Testing Co., Ltd. officially listed on the Shenzhen Stock Exchange's Growth Enterprise Market on December 23, marking a significant milestone for the company and the measurement and testing industry in China [3]. Company Overview - Founded in 2009 by entrepreneur Gong Tianbao, Tiansu Measurement is a national, comprehensive independent third-party measurement and testing service provider, specializing in measurement calibration, testing, and certification [3]. - The company has grown to become a national high-tech enterprise and has received various accolades, including being recognized as a "service-oriented manufacturing demonstration platform" and a "public service platform for industrial technology infrastructure" by the Ministry of Industry and Information Technology [4]. Business Development - As of June 2025, Tiansu Measurement has developed 1,417 calibration services across ten fields, including geometric, thermal, mechanical, electromagnetic, radio, time and frequency, acoustic, optical, chemical, and ionizing radiation measurements, with 27 laboratories established nationwide [4]. - The company has expanded its services to include testing and certification for power batteries, energy storage systems, supercharging piles, and vehicle networking information security, creating a dual-driven development model in measurement and new energy testing [4]. Technological Advancements - By August 2025, Tiansu Measurement had obtained 133 authorized patents, including 43 invention patents, and has been involved in the formulation of nearly 100 national and industry standards and technical specifications [5]. - The company has invested in multiple innovative platforms, including the Guangdong Intelligent Manufacturing Equipment Smart Measurement Testing Engineering Technology Research Center and the Shenzhen Biomedical Industry Measurement Calibration Public Technical Service Platform [5].

Group 1 - The new stock and newly listed sector continues to exhibit a speculative trend, with localized highlights becoming more pronounced. The current adjustment cycle has lasted nearly four months, and the negative impact from the failure to reach a bottom in early December is expected to have been digested over the past few weeks. A turning point for this adjustment cycle may be approaching [1][2][13] - The average increase in the new stock sector since the beginning of 2024 is approximately 1.2%, with about 60.1% of stocks achieving positive returns, indicating a recovery from the previous week’s average decline of -2.0% [1][13][28] - External catalysts are increasing, including the central bank's encouragement to raise long-term capital investment in A-shares, which may boost overall market risk appetite. Additionally, the Shanghai Stock Exchange's new listing standards for commercial aerospace companies may enhance trading enthusiasm in current popular themes [2][13] Group 2 - The focus remains on technology sectors, particularly in areas such as AI computing power, robotics, and commercial aerospace, which have significant long-term growth potential. Continuous attention and active search for emerging hotspots within these sectors are recommended [3][13] - For sectors that are currently popular, it is advised to manage the rhythm of adjustments and consider rotational investments, including innovative pharmaceuticals, new energy, new consumption, and non-ferrous chemicals [3][13] Group 3 - Upcoming new stocks include Qiangyi Co., Yufan Technology, Shuangxin Environmental Protection, and Hengdong Light [4][33] - Last week, three new stocks were available for online subscription, with an average issuance price-earnings ratio of 18.7X and an average subscription success rate of 0.0210% [5][21] - The average first-day increase for newly listed stocks last week was approximately 265%, indicating sustained high trading enthusiasm, although this was a slight decrease from the previous week’s average of 343% [5][25][26]