开评：A股三大指数集体低开 锂矿等板块涨幅居前

Core Viewpoint - A-shares experienced a collective decline in the three major indices, with the Shanghai Composite Index down by 0.24%, the Shenzhen Component Index down by 0.31%, and the ChiNext Index down by 0.51% [1] Sector Performance - Lithium mining, salt lake lithium extraction, real estate, and engineering machinery sectors showed the highest gains [1] - Precious metals, ice and snow tourism, CPO, and semiconductor materials sectors recorded the largest declines [1]