大华股份跌2.02%，成交额18.29亿元，主力资金净流出2.35亿元

Core Viewpoint - Dahua Technology Co., Ltd. has shown a significant increase in stock price and revenue, indicating a positive growth trend in the security video surveillance industry [1][2]. Financial Performance - As of June 30, 2025, Dahua Technology achieved a revenue of 15.181 billion yuan, representing a year-on-year growth of 2.12% [2]. - The net profit attributable to shareholders reached 2.476 billion yuan, marking a substantial year-on-year increase of 36.80% [2]. - The company's stock price has increased by 25.06% year-to-date, with a recent 4.74% rise over the last five trading days [1]. Shareholder Information - The number of shareholders decreased by 7.66% to 187,600 as of June 30, 2025, while the average circulating shares per person increased by 8.52% to 11,260 shares [2]. - Major shareholders include Hong Kong Central Clearing Limited, which increased its holdings by 4.127 million shares, and several ETFs that have also increased their positions [2]. Market Activity - On September 19, 2023, Dahua's stock experienced a decline of 2.02%, with a trading volume of 1.829 billion yuan and a turnover rate of 4.40% [1]. - The net outflow of main funds was 235 million yuan, with significant selling pressure observed [1]. Business Overview - Dahua Technology specializes in the research, production, and sales of security video surveillance products, with its main business revenue composition being 77.34% from smart IoT products and solutions [1]. - The company is categorized under the computer equipment industry, specifically in the security equipment sector, and is associated with various concepts such as streaming media and AI models [1].