天溯计量成立于2009年，是一家全国性、综合型的独立第三方计量检测服务机构，主营业务聚焦计量校 准、新能源检测等专业技术服务，公司众多实验室已覆盖了几何量、热学、力学、电磁学、无线电、时 间和频率、声学、光学、化学、电离辐射等十大计量校准领域及综合性专用测量仪器共计1,417项校准 能力，以及消费类电池、动力电池及储能电池等84大项检测业务。 计量是工业生产中重要的产业技术基础，是推动制造业高质量发展、提升核心竞争力的基石。天溯计量 拥有国家级产业技术基础服务平台、服务型制造示范平台、服务标准化试点单位三块国家级招牌。截至 2025年8月，公司拥有133项专利（含43项发明专利）、97项软件著作权，主导及参编78项标准与9项计 量技术规范（含16项国家标准）。 从国家级高新技术企业、省市单项制造业冠军企业，到今天成功登陆资本市场，天溯计量的发展路径， 是科技服务业企业依托区域创新生态茁壮成长的经典范例。 南都讯 记者颜鹏 2025年12月23日，深圳龙岗企业——深圳天溯计量检测股份有限公司（以下简称"天溯 计量"）成功登陆创业板，成为国内第一家以计量校准为主营业务的A股上市公司。截至目前，龙岗区 已培育境内外 ...

Core Viewpoint - Shenzhen Tiansu Measurement and Testing Co., Ltd. officially listed on the Shenzhen Stock Exchange's ChiNext board, marking a new phase of capital empowerment for the company [1][2] Group 1: Company Overview - Tiansu Measurement is a national, comprehensive independent third-party measurement and testing service provider, with services including calibration, testing, and certification [1] - The company serves a wide range of clients across key sectors of the national economy, including biomedicine, automotive, new energy, rail transportation, energy and power, light industry, and equipment manufacturing [1] Group 2: Financial Performance - On its first day of trading, Tiansu Measurement's stock opened with a remarkable increase of 113.32%, with an issuance price of 36.80 yuan per share and a total issuance of approximately 16.30 million shares [1] - The revenue from the new energy battery testing business is projected to grow from 52.54 million yuan in 2022 to 113.14 million yuan in 2024, reflecting a compound annual growth rate of 46.75% [3] Group 3: Strategic Initiatives - The funds raised from the IPO will be used to enhance measurement and testing capabilities, build regional laboratories, establish a digital center, and supplement working capital [1] - The company has proactively developed battery testing services since 2018, investing significantly in capabilities covering 84 major testing items [2] - Tiansu Measurement aims to leverage new technologies such as the Internet, big data, and automation to enhance its core competitiveness in smart measurement and new energy testing [3] Group 4: Industry Context - The measurement and testing industry is experiencing increased attention from the government, with a notable rise in industry concentration benefiting leading companies like Tiansu Measurement [2] - The company is well-positioned to benefit from the ongoing industry upgrades driven by policy support and market demand [3]

NEWS 12月22日，深圳天溯计量检测股份有限公司(以下简称：天溯计量)发布上市公告书。根据公告，天溯计量 股票将于今日(12月23日)在深圳证券交易所创业板上市。上市保荐人为招商证券股份有限公司。 二、股票上市相关信息 (一)上市地点及上市板块:深圳证券交易所创业板 (九)参与战略配售的投资者在本次公开发行中获得配售的股票数量为 1,630,434 股 本次发行后，天溯计量实际控制人仍为龚天保先生，与本次发行前一致。本次发行后上市前，发行人与 控股股东、实际控制人的股权结构控制关系图如下： 12 500/ 8 50% 2.50% 71 060/ HI GP 相任GI 担任GP H+Gl 7 % 圳 10.35% 0.46% 0 690% 0.46% 0.46% 質行动人 天溯计量 公司本次发行前总股本为4,891.3044万股，本次公开发行1,630.4348万股，占发行后公司总股本的比例为 25%，本次发行全部为新股发行，原股东不公开发售股份。本次发行价格为36.8元/股，每股面值为人民 币1元。 (二) 上市时间: 2025年 12月 23 日 (三) 股票简称:天溯计量 (四) 股票代码:30144 ...

Core Viewpoint - Shenzhen Tiansu Measurement and Testing Co., Ltd. has successfully listed on the Shenzhen Stock Exchange's ChiNext board, with a closing price of 101.01 yuan, reflecting a significant increase of 174.48% on its first day of trading [1]. Group 1: Company Overview - Tiansu Measurement is a national, comprehensive independent third-party measurement and testing service provider, focusing on measurement calibration, testing, and certification services [1]. - The company’s major shareholder, Gong Tianbao, holds 33.90 million shares, representing 69.31% of the total share capital, maintaining control over the company [1]. Group 2: Financial Performance - In 2022, 2023, 2024, and the first half of 2025, Tiansu Measurement reported revenues of 597.20 million yuan, 725.71 million yuan, 800.12 million yuan, and 409.14 million yuan, respectively [6]. - The net profit attributable to the parent company for the same periods was 84.39 million yuan, 101.25 million yuan, 111.06 million yuan, and 55.58 million yuan [6]. - For the first nine months of 2025, the company achieved a revenue of 647.90 million yuan, a year-on-year increase of 12.12%, and a net profit of 92.99 million yuan, up 11.62% [9]. Group 3: Fundraising and Use of Proceeds - Tiansu Measurement raised a total of 600 million yuan from its IPO, with a net amount of 524.63 million yuan after deducting issuance costs [3]. - The funds will be allocated to enhance measurement testing capabilities, establish regional testing laboratories, develop a digital center, and supplement working capital [5]. Group 4: Future Projections - The company anticipates achieving revenues between 86.50 million yuan and 90.00 million yuan in 2025, representing a growth of 8.11% to 12.48% compared to 2024 [10]. - The expected net profit for 2025 is projected to be between 12.00 million yuan and 12.50 million yuan, indicating a growth of 8.05% to 12.56% [10].

格隆汇12月23日｜新股N天溯涨超242%，股价站上126元，触发第二次临时停牌。招股说明书显示，公 司是一家全国性、综合型的独立第三方计量检测服务机构，主营业务为计量校准、检测、认证等专业技 术服务，客户涉及生物医药、汽车、新能源、轨道交通、能源电力、轻工日化、装备制造等国民经济多 个领域。 ...

北京商报讯（记者 马换换 王蔓蕾）12月23日，A股共迎来天溯计量（301449）、纳百川（301667）、 锡华科技（603248）三只新股，天溯计量、纳百川均登陆创业板，锡华科技则登陆沪市主板上市。其 中，纳百川上市首日高开165.13%。 锡华科技上市首日股价高开181.68%，开于28.45元/股。 据了解，公司主要从事大型高端装备专用部件 的研发、制造与销售，本次发行价格为10.1元/股。 纳百川高开165.13%，开于60元/股。据了解，纳百川专注从事新能源汽车动力电池热管理、燃油汽车动 力系统热管理及储能电池热管理相关产品的研发、生产和销售，主要产品包括电池液冷板、电池集成箱 体、燃油汽车发动机散热器、加热器暖风等。公司股票首发价格22.63元/股。 从上市首日开盘表现来看，天溯计量股价高开113.32%，开于78.5元/股。据了解，天溯计量是一家全国 性、综合型的独立第三方计量检测服务机构，主营业务为计量校准、检测、认证等专业技术服务，公司 本次发行价格36.8元/股。 ...

Market Performance - On December 22, 2025, the A-share market saw all three major indices rise, with the Shanghai Composite Index closing at 3917.36 points, up 0.69%, the Shenzhen Component Index at 13332.73 points, up 1.47%, and the ChiNext Index at 3191.98 points, up 2.23%. Over 2900 stocks rose, and the total trading volume in the Shanghai and Shenzhen markets was 1.86 trillion yuan, an increase of 130 billion yuan from the previous trading day [1] - The Hong Kong stock market experienced fluctuations, with the Hang Seng Index closing up 0.43% at 25801.77 points and a total trading volume of 169.77 billion HKD. The Hang Seng Tech Index rose by 0.87% to 5526.83 points [1] - In the U.S. stock market, all three major indices continued to rise for three consecutive days, with the Dow Jones Industrial Average up 0.47% to 48362.68 points, the S&P 500 up 0.64% to 6878.49 points, and the Nasdaq Composite up 0.52% to 23428.83 points [1] New Stock Listings - Xihua Technology, with stock code 603248, was listed at an issue price of 10.1 yuan per share and an earnings ratio of 33.12 times. The company specializes in the R&D, manufacturing, and sales of high-end equipment components, primarily focusing on wind power gearbox components [2] - Tian Su Measurement, with stock code 301449, was listed at an issue price of 36.8 yuan per share and an earnings ratio of 21.78 times. It is a national independent third-party measurement and testing service provider, serving various sectors including biomedicine, automotive, new energy, and rail transportation [2] Important News - The Shanghai Futures Exchange announced adjustments to trading limits for silver futures contracts, effective December 24, 2025. Non-futures company members and certain foreign participants will have a maximum daily opening position limit of 10,000 contracts for the AG2602 contract [3] - The Ministry of Commerce of China will implement temporary anti-subsidy measures on imported dairy products from the EU starting December 23, 2025, due to preliminary findings of subsidies causing substantial harm to the domestic dairy industry [3]

Core Viewpoint - The article discusses the IPOs of several companies, including 蘅东光, 天溯计量, and 锡华科技, highlighting their business models, market positions, and potential risks associated with their operations. Group 1: 蘅东光 - 蘅东光, established in September 2011, specializes in the R&D, manufacturing, and sales of passive optical devices in the optical communication field, recognized as a national high-tech enterprise [2] - The company has achieved significant technological milestones, including 111 domestic patents and 1 international patent, and has established long-term partnerships with major clients like AT&T, Verizon, and Google [2] - 蘅东光's assets and revenue are projected to grow rapidly, with a compound annual growth rate (CAGR) of 61.34% for total assets and 66.33% for revenue from 2022 to 2024 [3] Group 2: 天溯计量 - 天溯计量, founded in 2009, is an independent third-party measurement and testing service provider, offering calibration, testing, and certification services across various fields [4] - The company has developed extensive battery testing capabilities and serves notable clients in the new energy sector, including 中创新航 and 小鹏汽车 [4] - 天溯计量's gross margin has shown a declining trend, with figures of 52.67%, 53.86%, 53.40%, and 51.56% from 2022 to the first half of 2025, indicating potential pricing pressures in the market [5][6] Group 3: 锡华科技 - 锡华科技 focuses on the R&D, manufacturing, and sales of specialized components for large high-end equipment, particularly in the wind power sector, and is recognized for its comprehensive service capabilities [6] - The company has a high customer concentration risk, with revenue from its top five clients accounting for over 90% of its main business income from 2022 to 2025 [7] - 锡华科技 aims to reduce its customer concentration by expanding its production capacity and acquiring new clients, although it remains vulnerable to fluctuations in its major clients' performance [7] Group 4: 纳百川 - 纳百川, established in 2007, specializes in thermal management products for electric vehicle batteries and fuel vehicles, being one of the early entrants in the new energy vehicle sector [8] - The company has a strong partnership with 宁德时代, with significant revenue dependence on this client, accounting for over 44% of its sales from 2022 to the first quarter of 2025 [9][10] - Despite its growth, 纳百川 acknowledges the risks associated with its reliance on 宁德时代, particularly if market conditions change and demand decreases [10]

Group 1: New IPOs - Five new stocks are available for subscription this week, including Nabichuan and Youxun Co. on Monday, Yuanchuang Co. on Tuesday, and Tianshu Measurement and Xihua Technology on Friday [1][2][3] - Nabichuan focuses on thermal management products for new energy vehicles and fuel vehicles, with an IPO price of 22.63 yuan per share and projected revenues of 10.31 billion yuan in 2022, increasing to 14.37 billion yuan in 2024 [1] - Youxun Co., a leader in optical communication, has an IPO price of 51.66 yuan per share, with expected revenues of 3.39 billion yuan in 2022, rising to 4.10 billion yuan in 2024 [2] - Yuanchuang Co. specializes in rubber tracks, with an IPO price of 24.75 yuan per share and projected revenues of 12.61 billion yuan in 2022, decreasing to 11.41 billion yuan in 2023 before increasing again in 2024 [2] - Tianshu Measurement, a high-tech enterprise, plans to raise 4.24 billion yuan for various projects, with projected revenues of 7.26 billion yuan in 2023, increasing to 8 billion yuan in 2024 [3] - Xihua Technology focuses on high-end equipment components, with a significant revenue increase of 35.35% in the first three quarters of 2025 [3] Group 2: Market Performance - The A-share market has seen over a hundred new stocks listed this year, with none experiencing a drop in price post-IPO [4] - The average first-day increase for new stocks exceeds 200%, with the recent "domestic GPU first stock" Moer Thread rising by 425.46% on its debut [4] - Estimated profit for a single subscription of Moer Thread is approximately 243,100 yuan, making it one of the most profitable IPOs since 2020 [4]

股票简称：天溯计量 股票代码：301449 深圳天溯计量检测股份有限公司 SHENZHEN TIANSU CALIBRATION AND TESTING CO., LTD. （深圳市龙岗区宝龙街道宝龙社区锦龙大道2号1栋1层-6层、4栋1层-5层、2栋1 层-2层） 首次公开发行股票并在创业板上市 上市公告书 保荐人（主承销商） （深圳市福田区福田街道福华一路 111 号） 深圳天溯计量检测股份有限公司 上市公告书 特别提示 深圳天溯计量检测股份有限公司（以下简称"天溯计量""公司""本公 司"或"发行人"）股票将于 2025 年 12 月 23 日在深圳证券交易所创业板上 市。 创业板公司具有业绩不稳定、经营风险高、退市风险大等特点，投资者面 临较大的市场风险。投资者应充分了解创业板市场的投资风险及本公司所披露 的风险因素，审慎做出投资决定。 本公司提醒投资者应充分了解股票市场风险及本公司披露的风险因素，在 新股上市初期切忌盲目跟风"炒新"，应当审慎决策、理性投资。 如无特别说明，本上市公告书中的简称或名词的释义与本公司首次公开发 行股票并在创业板上市招股说明书中的相同。如本上市公告书中合计数与各加 数直接 ...