太平洋给予润丰股份买入评级，业绩同比大幅增长，运营能力持续改善提升

Group 1 - The core viewpoint of the article highlights that Pacific Securities has given a "buy" rating for Runfeng Co., Ltd. (301035.SZ) based on significant year-on-year growth in performance and continuous optimization of its business structure [1] - The report emphasizes the improvement in operational capabilities and suggests that profitability may continue to recover [1] Group 2 - The article mentions that Nvidia's stock price has experienced a significant drop, resulting in a market value loss of 1.28 trillion yuan, which has caused panic among investors due to a perceived performance gap of 200 million USD [1]