TSP架构下高速SerDes通道密度与芯片集成度同步提升，单机柜需承载数万条高速信号走线与复杂拓扑路由，PCB 层数持续提升，单板走线密度呈数量级增长。 这种超大规模横向扩展设计对信号完整性提出极限挑战，高速信号传输损耗控制已成为保障集群算力充分释放的 核心瓶颈，直接推升对低损耗基材的刚性需求。 【东吴电子陈海进】Groq LPU引爆AI推理集群升级，进一步提振M9产业链景气，重点推荐菲利华！ 事件：英伟达近期与AI推理芯片先锋Groq达成约200亿美元技术授权合作，获得LPU架构非独家IP授权并整体吸 纳创始人及核心团队，双方技术融合成果有望于年度GTC大会发布。 Groq第二代LPU采用三星SF4X4nm工艺，相较初代14nm产品实现15-20倍能效比跃升，单集群规模从26 【东吴电子陈海进】Groq LPU引爆AI推理集群升级，进一步提振M9产业链景气，重点推荐菲利华！ 事件：英伟达近期与AI推理芯片先锋Groq达成约200亿美元技术授权合作，获得LPU架构非独家IP授权并整体吸 纳创始人及核心团队，双方技术融合成果有望于年度GTC大会发布。 Groq第二代LPU采用三星SF4X4nm工艺，相较初代14 ...

Core Viewpoint - The recent surge in A-share market is driven by strong mid-year earnings reports, with many companies experiencing significant profit growth, leading to increased investor interest and stock price appreciation [1][3]. Group 1: Earnings Performance - As of July 12, approximately 487 A-share companies have disclosed mid-year earnings forecasts, with a positive outlook rate of 57.7%, slightly higher than the same period last year [3]. - The non-bank sector shows a high positive outlook rate of about 90.9%, with companies like China Union and Huaxi Securities expecting over 1000% growth [3]. - The home appliance sector has a positive outlook rate of around 70%, with companies like Whirlpool and Sichuan Changhong reporting growth rates exceeding 50% [3]. Group 2: Stock Performance - Companies with strong earnings forecasts, such as Huayin Power, have seen their stock prices surge, with Huayin Power's stock rising 101.33% in July and achieving a 36 to 44 times increase in net profit [1][4]. - Other companies like Yudai Development are also experiencing significant stock price increases, with a forecasted net profit growth of 632% to 784% [4]. Group 3: Sector Analysis - High-performing sectors identified include AI hardware supply chains, wind power, gaming, small metals, and non-bank financials, with a focus on companies with strong earnings certainty [6][7]. - The second quarter's performance is expected to be strong in upstream industrial metals, wind power, and sectors with order fulfillment expectations, such as military industries [7]. - Historical data indicates that there have been nine structural market trends during mid-year earnings disclosures since 2010, with TMT sectors showing potential for recovery in August [7].