{"stock_code": "300638", "stock_name": "广和通", "market_type": "A", "analysis_date": "2026-04-16T08:14:12.897304", "structure_snapshot": {"structure_type": "downtrend", "ma200_position": "below", "phase": "middle", "key_levels": [{"price": 24.95, "label": "头肩顶形态颈线位"}, {"price": 24.7, "label": "近期低点(2026-03-23)"}, {"price": 23.52, "label": "近期低点(2026-04-07)"}, {"price": 28.1, "label": "近期高点(2026-03-11)"}, {"price": 28.8, "label": "近期高点(2026-03-25)"}], "trend_description": "当前价格25.68，低于MA200(28.33)和