A股早评：三大指数集体低开，AI应用继续调整，黄金白银价格再创历史新高，贵金属板块高开，容百科技竞价跌停

Core Viewpoint - The A-share market opened lower with all three major indices declining, influenced by rising safe-haven demand due to Trump's tariff threats, leading to record highs in gold and silver prices [1] Market Performance - The Shanghai Composite Index opened down 0.27% at 4090.72 points [1] - The Shenzhen Component Index opened down 0.41% [1] - The ChiNext Index opened down 0.6% [1] Sector Movements - Precious metals sector opened higher due to increased demand for safe-haven assets [1] - AI application concept stocks continued to adjust downwards [1] Company Specifics - Rongbai Technology (688005) faced a limit down in trading after the China Securities Regulatory Commission initiated an investigation into misleading statements related to a significant contract announcement [1]