A股三大指数集体低开，贵金属等板块领跌

Core Viewpoint - The A-share market opened lower on December 30, with all three major indices declining, indicating a bearish sentiment in the market [1] Market Performance - The Shanghai Composite Index fell by 0.44% - The Shenzhen Component Index decreased by 0.52% - The ChiNext Index also dropped by 0.44% [1] Sector Performance - The precious metals, energy metals, and other metal sectors led the decline - Other sectors such as trade, solid-state batteries, retail, commercial aerospace, and photovoltaics also experienced losses - Conversely, sectors like beer, outbound tax refunds, facial recognition, digital marketing, and multimodal AI concepts showed strength [1]