海大集团（002311）8月1日主力资金净流出1315.90万元

Group 1 - The core viewpoint of the news is that Haida Group (002311) has shown positive financial performance with significant revenue and profit growth in the latest half-year report [1] - As of August 1, 2025, Haida Group's stock closed at 56.71 yuan, with a slight increase of 0.51% and a trading volume of 71,900 lots, amounting to 406 million yuan [1] - The company's total revenue for the first half of 2025 reached 58.831 billion yuan, representing a year-on-year growth of 12.50%, while the net profit attributable to shareholders was 2.639 billion yuan, up 24.16% year-on-year [1] Group 2 - The company has a liquidity ratio of 1.194 and a quick ratio of 0.630, indicating its ability to meet short-term obligations [1] - Haida Group has invested in 237 enterprises and participated in 110 bidding projects, showcasing its active engagement in business expansion [2] - The company holds 750 trademark registrations and 113 patents, reflecting its commitment to innovation and intellectual property [2]