PCB、光模块集体大涨，AI算力产业上有何变化？

Core Viewpoint - The AI computing sector is experiencing a significant rally, with key stocks continuing to rise despite a generally volatile market environment, particularly in the PCB sector which has seen a surge in stock prices [1][4]. Industry Changes - Marvell's recent technology seminar projected that the data center market will reach $94 billion by 2028, an increase of 26% from previous estimates. The main growth drivers are AI custom computing and high-performance interconnects, with compound annual growth rates of 53% and 35% respectively [2]. - The market's expectations for ASICs have risen significantly, which will further bolster these projections. For the domestic supply chain, the focus is on PCB, CCL, and optical modules, with ASICs expected to increase the demand for these components, particularly PCB [3]. Market Dynamics - In the current market environment, many investors are shifting their focus towards AI computing stocks, which have solid performance fundamentals, as they grow weary of the ongoing rotation in other sectors [3]. - The recent industry changes have led to an increase in future performance expectations, contributing to the strong market performance observed [4].