资金积极交易算力方向，5G通信ETF（515050）盘中成交额超2亿元，目前估值仍处历史低位

Core Insights - The A-share market showed a mixed performance on July 7, with notable declines in previously active sectors such as optical modules, optical communications, and AI computing concepts [1] - The 5G Communication ETF (515050) fell over 1.5%, with active trading and a transaction volume exceeding 200 million yuan, while key holdings like Dongshan Precision, GoerTek, Tianfu Communication, and Huitian Electronics dropped over 3% [1] - Huatai Securities highlighted several recent catalysts in the AI sector, including Nvidia reaching a historic market cap of 3.92 trillion USD, surpassing Apple's previous record [1] - CoreWeave's deployment of Nvidia's GB300NVL72 system significantly increased output by 50 times compared to the previous generation [1] - Century Internet raised its performance guidance, adjusting net revenue expectations from 9.1-9.3 billion yuan to 9.15-9.35 billion yuan, driven by faster-than-expected entry of wholesale IDC clients and improved operational efficiency [1] - The demand for AI training is resonating globally, suggesting an uptick in the computing power sector, with investment opportunities in related industries such as optical modules, copper connections, AIDC, machinery, and liquid cooling [1] ETF Overview - The 5G Communication ETF (515050) tracks the CSI 5G Communication Theme Index and is currently the largest 5G communication-themed ETF in the market [2] - It focuses on the supply chains of Nvidia, Apple, and Huawei, covering various sectors including AI computing, 6G, consumer electronics, semiconductors, PCB, communication equipment, servers, optical modules, and IoT [2] - As of July 6, the ETF's PE ratio was 29.45, placing it in the 35th percentile of valuations over the past decade, indicating it is cheaper than over 65% of the historical range [2]