Venture(US:VEMLY) Xin Lang Cai Jing·2026-01-26 11:33Group 1 - The AI sector experienced a general pullback on January 26, but the ChiNext AI index rebounded strongly towards the end of the trading day, driven by IDC data centers and CPO optical modules [1][6] - Notable stock performances included NetEase Technology hitting a 20% limit up, and Huahuan New Network rising over 8%, while Ruijie Networks surged nearly 13% and LianTe Technology increased by over 7% [1][6] - The ChiNext AI ETF (159363), which focuses on "computing power + AI applications," closed up 0.56% and saw a trading volume of 628 million yuan, with a total of over 2.1 billion yuan added in the past 10 days [1][6] Group 2 - The IDC data center sector is currently positioned at a low point in computing power, with multiple favorable factors expected to catalyze a revaluation of the sector [3][8] - Major domestic companies like ByteDance are significantly increasing their capital expenditure plans, and improvements in chip supply are noted, leading to a revival in bidding activities for data centers [3][8] - The CPO optical module sector is witnessing strong demand, and market dynamics are shifting as companies adjust to a crowded trading structure, with leading firms expected to maintain their competitive advantages [3][8] Group 3 - The current development of AI is transitioning from computing power construction to application implementation, with the ChiNext AI ETF and its associated funds directly benefiting from the commercialization of AI technology [3][8] - The ChiNext AI ETF allocates approximately 60% of its portfolio to computing power (including leading companies in optical modules and IDC) and about 40% to AI applications, representing both core computing power and true AI application leaders [3][8]