Xin Lang Cai Jing·2025-12-08 02:49Group 1 - The A-share AI technology sector experienced a strong rally, with significant gains in optical module CPO, optical communication, optical circuit switches, and optical chips, leading to a rise in stocks such as Tianfu Communication, which increased by over 17% [1] - The ChiNext AI ETF (159381) saw a capital inflow of over 228 million yuan in the past 20 days, indicating strong investor interest in high-growth sectors [1] - The ETF tracks the "ChiNext AI Index," with a weight of 56.7% in optical module CPO, and includes domestic software and AI application companies, providing high elasticity [1] Group 2 - The computing power industry chain is currently in a high prosperity cycle, facing supply bottlenecks in the optical module industry due to explosive growth in computing power demand [2] - Guosheng Securities indicates that a new round of capacity release in the optical module sector is expected to open up growth opportunities, with a key window for performance improvement anticipated in Q1 2026 [2] - The optical module industry is expected to undergo a gradual process from "capacity release" to "performance realization," with initial challenges in yield improvement and cost control, but scale effects are expected to drive steady performance growth as production scales up and processes mature [2]