捷安高科：公司董事、董事会秘书、副总经理王建军辞职

Group 1 - The board of directors of Zhengzhou Jiaan High-tech Co., Ltd. received a resignation letter from Wang Jianjun, who is a director, board secretary, and deputy general manager, citing personal reasons for his resignation [1] - After his resignation, Wang Jianjun will no longer hold any position within the company [1] Group 2 - In February, China's AI usage surpassed that of the United States for the first time, with four major models ranking among the top five globally [1] - The demand for domestic computing power in China is experiencing exponential growth [1]