Mei Ri Jing Ji Xin Wen·2025-10-21 03:20Group 1 - The A-share market continues to show a warming trend, with strong performance in sectors such as optical modules CPO and consumer electronics, particularly with leading companies like Zhongji Xuchuang and Xinyi Sheng rebounding over 6% [1] - As of 11:01 AM, the optical module CPO concept stocks accounted for over 51% of the ChiNext AI ETF Huaxia (159381), which rose over 4% with trading volume exceeding 100 million yuan [1] - There is a significant supply-demand gap in optical modules, with LightCounting reporting that 800G optical modules will start application in 2023, with an estimated demand of 7.5 million units in 2024 and 18 million units by 2025, maintaining high demand beyond 2026 [1] Group 2 - The ChiNext AI ETF Huaxia (159381) tracks the ChiNext AI Index (970070.CNI) and has a significant allocation to optical module CPO, which constitutes 51.8% of its portfolio, while also covering domestic software and AI application companies [2] - The top three weighted stocks in the ETF are Zhongji Xuchuang (20.95%), Xinyi Sheng (20.42%), and Tianfu Communication (5.39%) [2] - The ETF has a low overall fee rate of only 0.20%, the lowest among its peers, with available classes for investment [2]