Core Viewpoint - Accelerating the digital transformation of enterprises is both a trend driven by a new round of technological revolution and an industrial transformation [1] Group 1: Digital Economy Growth - In 2023, China's digital economy grew at a rate 2.76% higher than the nominal GDP growth, accounting for 42.8% of GDP, highlighting its role as a "stabilizer" and "accelerator" of the national economy [1] - The need for societal support for enterprises to achieve deep and comprehensive transformation is emphasized to benefit from the new technological revolution and industrial transformation [1] Group 2: Company Focus and Strategy - Dahua Technology Co., Ltd. is a representative of technology-driven enterprises that continuously deepens its exploration in the smart IoT field, leveraging video technology to create new momentum and advantages [1][3] - The core driving forces for Dahua's development are market demand and technological iteration, pushing the company deeper into the smart IoT sector [5] - Dahua focuses on visual perception as its core, while also expanding into multi-dimensional perception technologies, with video data constituting over 80% of the overall perception data [5][6] Group 3: Research and Development Investment - Dahua invests approximately 13% of its sales revenue into R&D, establishing multiple research institutes to enhance its innovation capabilities [6] - The company has faced challenges such as high business landing thresholds and the need for deep adaptation of technology across different industries [6][8] Group 4: AI and Industry Applications - Dahua has developed industry-specific large models that integrate technology with actual business scenarios, facilitating the transition of AI from concept to large-scale commercial use [8][10] - The company has implemented intelligent products and algorithms in safety production, achieving comprehensive control over unsafe factors in human, material, and environmental aspects [14] Group 5: Future Directions and Innovations - Dahua aims to address the challenges of low-altitude economy and has developed automatic charging stations to solve industry pain points, enhancing the application potential of drones in mobile sensing [15] - The company emphasizes the importance of integrating AI, big data, and IoT technologies with industry pain points to provide comprehensive digital transformation solutions [16] - Dahua's evolution from a communication equipment manufacturer to a global leader in smart IoT solutions exemplifies the high-quality development of private enterprises in China [16]

Core Viewpoint - The China Securities Social Development Security Industry Theme Index (CSI Security) has shown mixed performance, with a recent increase of 0.58% and a year-to-date rise of 0.39% [1]. Group 1: Index Performance - The CSI Security Index rose by 2.28% over the past month, but has decreased by 3.03% over the last three months [1]. - The index was established on June 29, 2012, with a base value of 1000.0 points [1]. Group 2: Index Composition - The top ten weighted stocks in the CSI Security Index include: - Huace Testing (9.28%) - Hikvision (7.9%) - Zhongke Shuguang (3.59%) - Wanfu Biology (2.94%) - Greenme (2.88%) - Meiya Optoelectronics (2.77%) - Southern Network Technology (2.48%) - Siwei Liekong (2.48%) - Dahua Technology (2.43%) - Aerospace Zhizhuang (2.4%) [1]. - The index's holdings are primarily listed on the Shenzhen Stock Exchange (67.13%) and the Shanghai Stock Exchange (32.87%) [1]. Group 3: Industry Breakdown - The industry composition of the index includes: - Industrial sector: 42.43% - Information technology: 41.81% - Public utilities: 5.46% - Communication services: 4.97% - Healthcare: 4.88% - Financial sector: 0.45% [2]. Group 4: Index Adjustment Mechanism - The index samples are adjusted biannually, with changes implemented on the next trading day following the second Friday of June and December [2]. - Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [2]. Group 5: Related Funds - Public funds tracking the CSI Security Index include Donghai CSI Social Development Security [3].

近日，公司在汇丰银行（中国）有限公司杭州分行开立保函（保函编号： PEBHAZ502987），约定为子公司Dahua Technology（HK）Limited作为供应商 与客户签订的销售合同提供履约担保，担保总额不超过150万欧元，保证期间为 2025年7月1日至2026年7月1日。本保函所担保的业务范围、期限、费用等内容以 相关法律文书或凭证为准。 上述担保事项在公司董事会和股东大会审议通过的担保额度范围内，无需再 次提交公司董事会或股东大会审议。 三、累计对外担保数量及逾期担保的数量 证券代码：002236 证券简称：大华股份 公告编号：2025-060 浙江大华技术股份有限公司 关于为子公司提供担保的进展公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 一、担保情况概述 浙江大华技术股份有限公司（以下简称"公司"）于 2025 年 3 月 28 日召开 的第八届董事会第十一次会议审议通过了《关于为子公司提供担保的议案》。根 据公司实际业务发展需要，公司及控股子公司拟为其合并范围内的部分子公司提 供担保，担保总额度不超过人民币 1,347,700 万 ...

Group 1 - The core index, the China Securities Zhejiang Phoenix Action 50 Index (Phoenix 50), increased by 0.6% to 6186.75 points, with a trading volume of 16.109 billion yuan [1] - The Phoenix 50 index has shown a growth of 3.22% over the past month, 2.36% over the past three months, and 6.16% year-to-date [1] - The index comprises 50 securities selected from profitable and high-dividend companies listed in Zhejiang Province, reflecting the overall performance of high-dividend and high-growth stocks in the region [1] Group 2 - The top ten holdings of the Phoenix 50 index include: Hangzhou Bank (10.03%), Hikvision (9.6%), Huayou Cobalt (8.93%), Xinhongcheng (5.79%), Dahua Technology (5.57%), China Jushi (4.85%), Tianshan Aluminum (4.11%), Changchuan Technology (3.51%), Deyang Co. (3.38%), and Wuchan Zhongda (2.91%) [1] - The index's market composition shows that 55.76% of the holdings are from the Shenzhen Stock Exchange, while 44.24% are from the Shanghai Stock Exchange [1] Group 3 - The industry composition of the index includes: Materials (25.39%), Information Technology (18.98%), Industrials (13.69%), Financials (12.04%), Consumer Discretionary (11.96%), Health Care (9.78%), Communication Services (5.49%), Consumer Staples (1.77%), Utilities (0.74%), and Real Estate (0.17%) [2] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2] - Public funds tracking the Phoenix 50 include: Zhejiang Merchants Huijin China Securities Phoenix 50 ETF Link A, Zhejiang Merchants Huijin China Securities Phoenix 50 ETF Link C, and Zhejiang Merchants Huijin China Securities Phoenix 50 ETF [2]

证券代码：002236 证券简称：大华股份 公告编号：2025-059 浙江大华技术股份有限公司（以下简称"公司"）于 2025 年 4 月 8 日、20 25 年 4 月 21 日召开第八届董事会第十二次会议、2024 年度股东大会，审议通 过了《关于回购公司股份方案的议案》，同意公司使用自有资金以集中竞价交 易的方式回购公司部分股份，用于依法注销减少注册资本，回购资金总额不低 于人民币 3 亿元（含）且不超过人民币 5 亿元（含），回购价格不超过人民币 27.26 元/股（含）。回购股份实施期限为自股东大会审议通过本次回购方案之 日起 12 个月内。具体内容详见公司于 2025 年 4 月 9 日在巨潮资讯网（http://w ww.cninfo.com.cn）披露的《关于回购公司股份方案的公告》。 根据《上市公司股份回购规则》《深圳证券交易所上市公司自律监管指引 第 9 号—回购股份》等相关规定，上市公司在回购股份期间，应当在每个月的 前三个交易日内披露截至上月末的回购进展情况。现将公司回购进展情况公告 如下： 一、回购公司股份的进展情况 截至 2025 年 6 月 30 日，公司通过回购股份专用证券账 ...

证券代码：002236 证券简称：大华股份 公告编号：2025-058 浙江大华技术股份有限公司 关于为子公司提供担保的进展公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 一、担保情况概述 浙江大华技术股份有限公司（以下简称"公司"）于 2025 年 3 月 28 日召开 的第八届董事会第十一次会议审议通过了《关于为子公司提供担保的议案》。根 据公司实际业务发展需要，公司及控股子公司拟为其合并范围内的部分子公司提 供担保，担保总额度不超过人民币 1,347,700 万元，其中，对资产负债率低于 70% 的子公司提供担保额度 109,900 万元，对资产负债率高于 70%的子公司提供担保 额度 1,237,800 万元。对子公司的担保额度主要用于子公司向供应商采购付款、 销售合同履约等日常经营业务或与金融机构开展融资业务等事项。 担保额度有效期为自公司 2024 年度股东大会审议通过之日起至下一年年度 股东大会召开之日止。在有效期内，上述担保额度可在各下属子公司之间进行调 剂，但在调剂发生时，对于资产负债率超过 70%的担保对象，仅能从资产负债率 超过 7 ...

Core Viewpoint - Zhejiang Dahua Technology Co., Ltd. has completed the repurchase and cancellation of 20,544,960 restricted shares under its 2022 stock option and restricted stock incentive plan, which accounts for 0.62% of the company's total share capital before the repurchase [1][2]. Group 1: Incentive Plan Implementation - The 2022 incentive plan involved the repurchase of restricted shares due to 141 departing incentive targets, resulting in the cancellation of 879,660 shares [2]. - A total of 19,665,300 shares were also canceled because the company's 2024 performance did not meet the conditions for lifting restrictions for 3,696 incentive targets [2]. - The repurchase price for the canceled shares was set at 8.16 yuan per share, totaling approximately 167.65 million yuan paid to the former incentive targets [2]. Group 2: Share Structure Changes - Before the repurchase, the total share capital of the company was 3,301,429,959 shares, and after the cancellation, it decreased to 3,280,884,999 shares [2]. - The proportion of restricted shares in the total share capital decreased from 0.62% to 0% following the cancellation [2]. - The shareholding structure post-repurchase indicates that the proportion of limited shares decreased from 36.09% to 35.69% [2].

证券代码：002236 证券简称：大华股份 公告编号：2025-057 浙江大华技术股份有限公司 关于 2022 年股票期权与限制性股票激励计划 限制性股票回购注销完成的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 特别提示： 1、本次回购注销的限制性股票是浙江大华技术股份有限公司（以下简称"公 司"）2022 年股票期权与限制性股票激励计划（以下简称"2022 年激励计划"） 中已获授但尚未解锁的限制性股票，回购注销股份数量合计 20,544,960 股，占回 购注销前公司总股本的 0.62%，涉及激励对象人数为 3,837 名，回购价格为 8.16 元/股。 2、截至本公告披露日，上述限制性股票已在中国证券登记结算有限责任公 司深圳分公司完成回购注销。 一、公司 2022 年激励计划已履行的相关审批程序及实施情况 1、2022年4月1日，公司召开了第七届董事会第二十七次会议，审议通过了 《关于〈公司2022年股票期权与限制性股票激励计划（草案）〉及其摘要的议案》 《关于〈公司2022年股票期权与限制性股票激励计划实施考核管理办法〉的议案》 及《关于 ...

Group 1 - The core index, the China Securities Social Development Security Industry Theme Index, rose by 1.21% to 1596.77 points, with a trading volume of 34.7 billion yuan [1] - Over the past month, the index has decreased by 1.85%, down 11.26% over the last three months, and down 3.54% year-to-date [1] - The index includes no more than 100 securities from companies benefiting from social development security, covering sectors such as information security, environmental security, security equipment, and safety testing [1] Group 2 - The top ten holdings of the index are: Huace Testing (9.48%), Hikvision (8.05%), Zhongke Shuguang (3.6%), Wanfu Biology (2.93%), Meiya Optoelectronics (2.91%), Greeenmei (2.87%), Nanwang Technology (2.6%), Dahua Technology (2.43%), Aerospace Zhizhuang (2.35%), and Siwei Liekong (2.34%) [1] - The market share of the index's holdings is 67.16% from the Shenzhen Stock Exchange and 32.84% from the Shanghai Stock Exchange [1] Group 3 - The industry composition of the index's sample includes: 42.47% in industrials, 41.80% in information technology, 5.47% in utilities, 4.93% in communication services, 4.89% in healthcare, and 0.45% in finance [2] - The index samples are adjusted semi-annually, with adjustments occurring on the next trading day after the second Friday of June and December [2] Group 4 - Public funds tracking the index include Donghai China Securities Social Development Security [3]

Transaction Overview - Zhejiang Dahua Technology Co., Ltd. has approved the sale of 32.7321% equity in its subsidiary Hangzhou Huacheng Network Technology Co., Ltd. for a price of 71.68329 million RMB, corresponding to an investment of 25.5 million RMB [1] - The buyer is Shanghai Zhicheng Enterprise Management Partnership (Limited Partnership), which has been changed to Shanghai Zhicheng Technology Co., Ltd. [1] Transaction Progress - The change of the buyer does not involve any adjustments to other transaction terms [1] - Shanghai Zhicheng Technology Co., Ltd. has a registered capital of 115.7 million RMB and is engaged in various technology and consulting services [1] - The financial data of the controlling shareholder shows total assets of approximately 809.1 million RMB and a net asset of approximately 80.9 million RMB [1] Company Impact - The company no longer holds equity in Huacheng Network, and it will not be included in the company's consolidated financial statements [1]