Group 1 - The company has repurchased a total of 2.1196 million shares, accounting for 0.5267% of its total share capital, with a total repurchase amount of approximately 50 million yuan [1] - On February 9, 2026, the company's stock price increased by 5.03%, closing at 27.99 yuan per share, with a total market capitalization of approximately 11.264 billion yuan [2] - Institutional products such as those from ICBC Credit Suisse Fund and Nanhua Fund hold significant positions in the company's stock [2] Group 2 - The company announced plans to develop and produce high-frequency, high-speed copper-clad laminate core material, specifically quartz fiber electronic cloth, on December 24, 2025, which is related to the cutting-edge field of electronic chemicals [3]