瑞玛精密：证券事务代表刘薇辞职

Group 1 - Liu Wei resigned from the position of securities affairs representative at Ruima Precision due to personal reasons, and her responsibilities have been successfully handed over, ensuring no disruption to the company's operations [1][1][1] - For the first half of 2025, Ruima Precision's revenue composition is as follows: automotive industry accounts for 79.85%, mobile communications for 12.72%, electronics and electrical for 4.96%, and others for 2.47% [1][1][1] - As of the report date, Ruima Precision has a market capitalization of 3.4 billion yuan [1][1][1] Group 2 - The global chip industry is experiencing significant upheaval, with Google's TPU chip emerging as a major player, potentially impacting Nvidia, which has seen a market value loss of 400 billion yuan [1][1][1] - The competitive landscape is shifting, raising concerns about Nvidia's market position and its previously established competitive advantages [1][1][1]