证券代码：300812 证券简称：易天股份 公告编号：2026-005 深圳市易天自动化设备股份有限公司 关于变更会计师事务所签字项目合伙人及注册会计师 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。 深圳市易天自动化设备股份有限公司（以下简称"公司"）于 2025 年 4 月 24 日召开第三届董事会第十九次会议和第三届监事会第十三次会议，并于 2025 年 5 月 21 日召开 2024 年年度股东会，均审议通过了《关于续聘公司 2025 年度 审计机构的议案》，同意公司续聘信永中和会计师事务所（特殊普通合伙）（以 下简称"信永中和"）为公司 2025 年度审计机构，聘期自股东会审议通过之日 起一年。具体内容详见公司于 2025 年 4 月 26 日、2025 年 5 月 21 日在巨潮资 讯网（www.cninfo.com.cn）披露的《关于续聘公司 2025 年度审计机构的公告》 （公告编号：2025-019）及《关于 2024 年年度股东会决议公告》（公告编号： 2025-033）。 公司收到信永中和出具的《关于变更深圳市易天自动化设备股份有 ...

特此公告。 深圳市易天自动化设备股份有限公司 一、基本情况 深圳市易天自动化设备股份有限公司（以下简称"公司"）收到由深圳市工 业和信息化局、深圳市财政局、国家税务总局深圳市税务局联合颁发的《高新技 术企业证书》，证书编号为 GR202544201628，发证日期为 2025 年 12 月 25 日， 有效期为三年。 二、对公司经营的影响 本次高新技术企业的认定系对公司原高新技术企业证书有效期满所进行的 重新认定。根据国家对高新技术企业的相关税收优惠政策等规定，公司本次通过 高新技术企业认定后，将连续三年（即 2025 年、2026 年、2027 年）可继续享受 高新技术企业的相关税收优惠政策，在此期间按 15%的税率缴纳企业所得税。 公司在披露业绩预告时已考虑到被认定为高新技术企业后享受到的优惠政 策，2025 年度已根据相关规定按照 15%的税率进行财务核算。本次通过高新技术 企业的重新认定不会影响公司 2025 年度的经营业绩和相关财务数据。 证券代码：300812 证券简称：易天股份 公告编号：2026-004 深圳市易天自动化设备股份有限公司 关于公司通过高新技术企业重新认定的公告 本公司及董事会全 ...

格隆汇2月26日丨易天股份(300812.SZ)涨9.75%，报47.410元，股价创历史新高，总市值66.41亿元。 ...

Core Viewpoint - Yitian Co., Ltd. announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of 32.20% over three consecutive trading days from February 11 to February 13, 2026, exceeding the 30% threshold set by the Shenzhen Stock Exchange [1] Summary by Relevant Sections - Stock Price Movement - The stock price of Yitian Co., Ltd. rose significantly, with a total increase of 32.20% over three trading days [1] - Company Disclosure - The company's board confirmed that there are no undisclosed matters that should be reported according to the Shenzhen Stock Exchange's regulations, nor any ongoing discussions or agreements related to this stock price movement [1] - Previous Information Accuracy - The board stated that there are no corrections or supplements needed for previously disclosed information [1]

Group 1 - The core point of the article is that Yitian Co., Ltd. experienced a significant stock price fluctuation, with a cumulative increase of 32.20% over three consecutive trading days from February 11 to February 13, 2026, indicating abnormal trading activity [1] - The company confirmed that there are no corrections or supplements needed for previously disclosed information, and its current operational status remains normal [1] - There have been no significant changes in the internal and external operating environment, and no undisclosed major information that could have impacted the stock price has been identified [1] Group 2 - During the period of abnormal fluctuation, the controlling shareholder and actual controller did not buy or sell the company's stock [1] - The company urges investors to make rational investment decisions and to be aware of investment risks [1]

证券代码：300812 证券简称：易天股份 公告编号：2026-003 深圳市易天自动化设备股份有限公司 关于股票交易异常波动的公告 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、股票交易异常波动的具体情况 深圳市易天自动化设备股份有限公司（以下简称"公司"）股票交易价格于 2026 年 2 月 11 日、2026 年 2 月 12 日、2026 年 2 月 13 日连续三个交易日收盘 价格涨幅偏离值累计达到 32.20%（超过 30%），根据《深圳证券交易所交易规则》 的有关规定，属于股票交易异常波动的情况。 4、公司、控股股东和实际控制人不存在关于公司的应披露而未披露的重大 事项，或处于筹划阶段的重大事项。 5、在公司本次股票异常波动期间，不存在公司控股股东、实际控制人买卖 公司股票的情况。 三、关于不存在应披露而未披露信息的说明 公司董事会确认，公司目前没有任何根据《深圳证券交易所创业板股票上市 规则》等有关规定应予以披露而未披露的事项或与该事项有关的筹划、商谈、意 向、协议等；董事会也未获悉公司有根据《深圳证券交易所创业板股票上市规则》 等有关规 ...

Group 1 - A-shares experienced significant movement with 39 stocks hitting the daily limit up and 8 stocks hitting the limit down on February 13 [1] - The autonomous driving and smart cockpit sectors saw a simultaneous rise, with Zhejiang Shibao, Xingmin Zhitong, and Qianli Technology reaching the limit up [1] - The advanced packaging concept also strengthened, with Yitian Co., Ltd. hitting the limit up [1] Group 2 - ST Cuihua faced a continuous decline with 4 consecutive limit down days, while *ST Jinglun and *ST Xiongmao experienced 2 consecutive limit down days [2] - Other companies such as Yabo Co. and Zhuolang Intelligent also hit the limit down [2]

Group 1 - The core viewpoint of the news is that Yitian Co., Ltd. has seen a stock price increase of 5.1%, reaching 33.40 CNY per share, with a trading volume of 239 million CNY and a turnover rate of 7.94%, resulting in a total market capitalization of 4.679 billion CNY [1] - Yitian Co., Ltd. is located in Shenzhen, Guangdong Province, and was established on February 14, 2007, with its listing date on January 9, 2020. The company's main business involves the research, production, and sales of flat panel display module equipment [1] - The revenue composition of Yitian Co., Ltd. is primarily from the flat panel display equipment industry at 91.14%, followed by the semiconductor equipment industry at 8.81%, and other sources at 0.05% [1] Group 2 - Among the top ten circulating shareholders of Yitian Co., Ltd., a fund under Dacheng Fund ranks as a significant shareholder. The Dacheng CSI 360 Internet + Index A (002236) entered the top ten circulating shareholders in the third quarter, holding 699,800 shares, which accounts for 0.75% of the circulating shares [2] - The Dacheng CSI 360 Internet + Index A (002236) was established on February 3, 2016, with a latest scale of 754 million CNY. The fund has achieved a return of 11.75% this year, ranking 559 out of 5,569 in its category, and a return of 41.78% over the past year, ranking 1,364 out of 4,295 [2] - The fund manager of Dacheng CSI 360 Internet + Index A (002236) is Xia Gao, who has a cumulative tenure of 11 years and 71 days. The total asset scale of the fund is 2.142 billion CNY, with the best fund return during the tenure being 266.84% and the worst being -71.74% [3]

Core Viewpoint - The Ministry of Industry and Information Technology (MIIT) has announced the construction of a national computing power interconnection node system, which is expected to enhance the efficiency and service level of public computing resources and promote high-quality development in the computing power industry [2][3]. Group 1: National Computing Power Interconnection Node System - The MIIT's notification outlines a "1+M+N" system for national computing power interconnection nodes, aiming to standardize and facilitate the efficient flow of computing resources across different regions and sectors [2][3]. - The construction goals include establishing a supply-demand matching system for computing power in regions and key industries, enhancing overall computing power levels [2][3]. - Regional nodes will provide a unified service platform for interconnection, including services such as resource aggregation, selection, and monitoring [2][3]. Group 2: Industry Trends and Demand - The domestic computing power demand is expected to accelerate, driven by rapid iterations of domestic AI models and the evolving interaction methods that are shaping the demand for inference-side computing power [4][5]. - Major AI models from companies like Alibaba and Baidu are being released, which will further drive the commercialization of these models and increase the demand for computing power [5][6]. - The infrastructure for AI computing power is undergoing systematic upgrades to support the explosive demand for training and inference, transitioning from vertical scaling to distributed cluster expansion and cross-domain collaboration [6][7]. Group 3: Hardware Innovations - Key hardware components such as optical modules and switches are innovating around high speed, low power consumption, and low cost, with a focus on co-packaged optics (CPO) and linear drive pluggable optics (LPO) [7]. - Domestic optical module manufacturers are gaining a leading position in the global market, which positions them to benefit significantly from the expansion of AI computing infrastructure [7].

Group 1 - Intercontinental Oil and Gas (600759) experienced a significant price surge, closing at the daily limit after opening with a drop limit, with a trading volume exceeding 4 billion yuan [2] - The CPO concept stocks continued to rise, with Zhilifang hitting a historical high with a 20% limit increase; Keri Technology and Huanxu Electronics also reached their daily limit [2] - Other stocks such as Yitian Co. and Aotwei increased by over 10%, while Changyingtong and Zhongfu Circuit also saw notable gains [2] Group 2 - Changyingtong rose by 7.26% to 58.53, with an increase of 11.12% [4] - Zhongfu Circuit increased by 7.16% to 78.40, with a rise of 5.67% [4] - Fenghuo Communication saw a rise of 7.14% to 41.86, with an increase of 5.63% [4]