Group 1 - The stock price of Jian Design (300668.SZ) experienced significant volatility, with a sharp drop of 10.83% at the opening on September 4, followed by a sudden surge of 17.71% before closing at 20.6 yuan per share [1] - The trading volume on the day of the price fluctuation was 52.734 million yuan, with the last transaction accounting for 45.84% of the total trading volume [1] - The company acknowledged the unusual stock price movements but stated that it had no specific information to disclose and attributed the fluctuations to individual shareholder actions [1] Group 2 - Jian Design reported disappointing financial performance, with a revenue of 586 million yuan in 2024, representing a year-on-year decline of 21.74% [2] - The company recorded a net loss of 12 million yuan in 2024, a significant drop of 120.91% compared to the previous year [2] - For the first half of 2025, revenue was 234 million yuan, down 8.65% year-on-year, with a net loss of 5.887 billion yuan, reflecting a decline of 120.21% [2]