A股午盘丨创业板指跌1.02%，AI应用概念股下挫

Market Performance - The Shanghai Composite Index fell by 0.6% [1] - The Shenzhen Component Index decreased by 0.44% [1] - The ChiNext Index dropped by 1.02% [1] - The STAR Market Index declined by 2.02% [1] Sector Performance - AI applications, commercial aerospace, stablecoins, CRO, medical services, and intelligent driving concept stocks all experienced declines [1] - Retail and brokerage sectors had the largest drops [1] - Energy metals and chemical sectors showed resilience and performed well against the market trend [1]