海天瑞声（688787）8月15日主力资金净流入2519.82万元

Core Viewpoint - As of August 15, 2025, Haitan Ruisheng (688787) reported a closing price of 127.08 yuan, reflecting a 0.47% increase, with a trading volume of 21,000 lots and a transaction amount of 266 million yuan [1] Financial Performance - For the first quarter of 2025, the company reported total operating revenue of 69.81 million yuan, representing a year-on-year growth of 71.75% [1] - The net profit attributable to shareholders was 371,600 yuan, showing a year-on-year increase of 158.60% [1] - The non-deductible net profit was 684,800 yuan, with a year-on-year growth of 74.12% [1] - The current ratio stood at 7.034, the quick ratio at 6.659, and the debt-to-asset ratio at 8.22% [1] Investment and Intellectual Property - Haitan Ruisheng has invested in 14 companies and participated in 93 bidding projects [2] - The company holds 36 trademark registrations and 46 patents, along with 13 administrative licenses [2]