银禧科技556万股限售股将于8月25日解禁，占总股本1.16%

Group 1 - The core point of the news is that Yinxin Technology (300221) will have 5.56 million restricted shares released on August 25, accounting for 1.16% of the total share capital, with 21.47 million restricted shares remaining after the release, representing 4.48% of the total share capital [1] Group 2 - The details of the shareholders involved in the release include: Zhang Deqing with 250,000 shares valued at 2.515 million yuan, Zuo Wenzhao with 2.3 million shares valued at 23.138 million yuan, core staff with 2.76 million shares valued at 27.766 million yuan, and Zuo Ying'er with 250,000 shares valued at 2.515 million yuan, all under a 12-month lock-up period [2] Group 3 - Yinxin Technology's financial data for the first half of 2025 shows a main revenue of 1.085 billion yuan, a year-on-year increase of 23.99%, and a net profit attributable to shareholders of 47.775 million yuan, up 82.39% year-on-year; the second quarter alone had a revenue of 570 million yuan, a year-on-year increase of 18.88%, and a net profit of 29.859 million yuan, up 24.84% year-on-year; the company has a debt ratio of 38.32% and a gross profit margin of 18.58% [3]