（文章来源：每日经济新闻） 每经AI快讯，10月20日，A股CPO等算力硬件股集体高开，中际旭创高开超9%，新易盛、天孚通信涨 超5%，剑桥科技、罗博特科纷纷高开。 ...

Group 1 - A-shares experienced a morning surge followed by a slight pullback, with the three major indices showing minor increases. The half-day trading volume in the Shanghai and Shenzhen markets was 1.64 trillion, a decrease of 78.7 billion compared to the previous trading day [1] - Over 3,200 stocks in the market saw gains, indicating a broad-based upward movement despite the mixed performance of individual stocks [1] Group 2 - The Huawei concept stocks showed strong fluctuations, with Chengmai Technology hitting the daily limit up of 20%. CPO and other computing hardware stocks maintained their strength, with companies like Xinyisheng reaching historical highs [3] - Consumer stocks, particularly in the liquor sector, rebounded, with Jiugui Liquor also hitting the daily limit up. In contrast, military stocks underwent adjustments, with Fenghuo Electronics dropping over 5% [3] - The sectors with the highest gains included liquor, Huawei HiSilicon, CPO, and rare earth permanent magnets, while military, PEEK materials, securities, and gaming sectors faced the largest declines. By the end of trading, the Shanghai Composite Index rose by 0.3%, the Shenzhen Component Index increased by 0.3%, and the ChiNext Index gained 0.39% [3]