China's STAR Market 50 Index plunged 7.7% as major indices closed lower on July 2. The Shanghai Composite Index fell 2.03%, the Shenzhen Component Index dropped 3.85%, and the ChiNext Index declined 5.71%. Market turnover reached 3.45 trillion yuan, down 209.5 billion yuan from the previous session. The semiconductor and computing hardware sectors faced significant sell-offs, with companies like North Huachuang and Kingsemi hitting limit down. In contrast, the humanoid robot and non-ferrous metals sectors showed resilience, with stocks such as Fulai New Materials and Chifeng Gold hitting limit up. Despite the overall market downturn, the innovative drug sector saw gains, with Hainan Haiyao achieving six limit-ups in eight days.