Group 1 - The ChiNext index showed strength in the afternoon of January 30, with the AI ETF from招商 rising by 2.38%, peaking at 2.99% [1] - Key performing stocks included 致尚科技, 太辰光, 天孚通信, 联特科技, and 新易盛, with 太辰光 and 天孚通信 experiencing significant gains of 11.64% and 11.55% respectively [2] Group 2 - According to Lightcounting, the global Ethernet optical module market is expected to grow rapidly, with a projected increase of 35% to reach $18.9 billion by 2026, and maintaining double-digit growth from 2027 to 2030, potentially exceeding $35 billion by 2030 [2] - The primary growth drivers include strong demand for Ethernet switches and high-speed optical modules due to AI infrastructure development, as well as the promotion of optical interconnect technology in AI scale-up networks [2] Group 3 - 长城证券 indicated that the demand for optical modules driven by data center traffic explosion remains the core driver of optical module development [3] - The rapid increase in data volume from domestic and international large model inference, driven by AIGC development, is expected to further catalyze a significant rise in optical module computing power demand [3]