{ "stock_code": "300641", "stock_name": "正丹股份", "market_type": "A", "analysis_date": "2026-02-02T09:18:31.098501", "structure_snapshot": { "structure_type": "uptrend", "ma200_position": "below", "phase": "unclear", "key_levels": [ {"price": 22.04, "label": "近期高点"}, {"price": 21.92, "label": "MA200"}, {"price": 19.98, "label": "MA20"}, {"price": 19.09, "label": "近期低点"} ], "trend_description": "价格 20.67，位于 MA20(19.98) 上方 0.69 元，位于 MA200(21.