On June 3, 2026, the three major indices of A-shares experienced a collective downturn at the market close, with the Shanghai Composite Index inching up by a marginal 0.22%, the Shenzhen Component Index advancing 0.73%, and the ChiNext Index surging ahead by 1.65%. The combined trading volume on the two stock exchanges surpassed an impressive 3.1 trillion yuan. During the morning trading session, technology stocks witnessed a notable rally. However, the semiconductor and optical module sectors underwent a correction in the afternoon, with Zhongji Innolight and Montage Technology seeing their share prices plummet by over 7%. In stark contrast, the robot concept and commercial aerospace sectors defied the broader market trend, showcasing remarkable strength. Stocks such as Zhongda Leader, Lead Harmony Drive Systems, and Zhongtian Rocket, among others, soared to their daily limit.