


Group 1 - The core viewpoint of the article highlights the strong performance of optical modules and the 5G communication ETF, indicating a positive market trend in the AI computing infrastructure sector [1] - The overseas AI computing infrastructure is transitioning from an "investment phase" to a "harvest phase," with the market currently underestimating its long-term growth potential and certainty [1] - The overseas AI computing industry chain possesses significant advantages in technological ecology, business closure, and sustainable capital investment [1] Group 2 - The 5G communication ETF (515050) tracks the CSI 5G communication theme index, with a latest scale exceeding 6 billion yuan, focusing on key players in the Nvidia, Apple, and Huawei supply chains [1] - AI computing concept stocks account for over 30% of the ETF's weight, while optical module CPO concept stocks represent 31% and PCB circuit board concept stocks account for 15.95% [1] - The top ten weighted stocks in the ETF include major companies such as Zhongji Xuchuang, Xinyi Sheng, and Lixun Precision [1] Group 3 - For higher volatility, the company suggests considering the ChiNext AI ETF (159381), which tracks the ChiNext AI index and selects AI-focused companies listed on the ChiNext board [1] - The optical module weight in the ChiNext AI ETF exceeds 41%, with the top three constituent stocks being Zhongji Xuchuang (15.89%), Xinyi Sheng (14.86%), and Tianfu Communication (4.77%) [1] - The annual management fee rate for the ChiNext AI ETF is 0.15%, and the custody fee rate is 0.05%, making it the lowest comprehensive fee rate among comparable funds [1]