算力产业链龙头纷纷新高！光模块、液冷、PCB、AI芯片、AI服务器热门产业链龙头梳理！

Core Viewpoint - The A-share market is experiencing a strong upward trend, with significant growth in the computing power industry chain, particularly in areas such as liquid cooling, CPO, and AI chips, leading to record-high stock prices for several leading companies [2][3]. Group 1: AI Chips - The global AI chip market is projected to reach $53.6 billion in 2023 and is expected to surge to $71 billion in 2024, with a growth rate exceeding 30% [3]. - Domestic AI chip manufacturers are rapidly closing the performance gap with global leaders like NVIDIA, with local brands accounting for approximately 20% of the market in the first half of 2024 [3]. - Companies such as Cambrian and others are achieving significant stock price increases, with some seeing over 100% growth year-to-date [4]. Group 2: Optical Modules - The optical module market is forecasted to grow at a compound annual growth rate of 22% from 2024 to 2029, potentially exceeding $37 billion by 2029 [5]. - Seven Chinese companies are among the top ten global optical module manufacturers, indicating strong domestic capabilities [5]. - Leading companies in this sector have reported earnings that exceed market expectations, with stock prices reaching historical highs [6]. Group 3: PCB (Printed Circuit Boards) - The PCB industry is experiencing a boom, with eight leading companies achieving record-high stock prices, driven by the demand from AI hardware and electric vehicles [7][8]. - The market for AI server and switch PCBs is estimated to reach between $50 billion to $60 billion by 2026 [7]. - A significant majority of PCB companies listed in A-shares reported revenue growth, with some companies like Shenghong Technology seeing net profit increases of over 300% [8]. Group 4: Liquid Cooling - The liquid cooling technology market is witnessing explosive growth due to increasing demands for efficient heat dissipation in data centers [9][10]. - Major tech companies like NVIDIA and Google are adopting liquid cooling solutions, which are expected to expand into various network devices [10]. - The liquid cooling server concept index has risen over 15% since August, reflecting strong market interest [9]. Group 5: AI Servers - The domestic AI server market has been growing at an annual rate exceeding 20% since 2022, with a market size projected to surpass 69.3 billion yuan by 2024 [15]. - The restrictions on high-end GPU exports have created a favorable market environment for domestic AI server manufacturers [15]. - Companies involved in AI server production are expected to benefit significantly from the growing demand for computing power [15][16].