量化市场追踪周报：A500成跨年行情布局焦点-20251221

• The report focuses on the A500 index as a key tool for capturing future structural market opportunities, particularly in the context of cross-year market positioning[3][11][37] - The A500 index is highlighted for its balanced coverage of technology growth sectors (e.g., AI, high-end manufacturing) and cyclical industries with recovery potential, making it an ideal instrument for structural market trends[11][37] - Significant capital inflows into A500-related ETFs were observed, with net inflows exceeding 280 billion RMB in the past week, driven by long-term capital's forward-looking allocation strategies[11][37][59]