{"stock_code": "002171", "stock_name": "楚江新材", "market_type": "A", "analysis_date": "2026-03-20T06:06:59.191818", "structure_snapshot": {"structure_type": "downtrend", "ma200_position": "near", "phase": "unclear", "key_levels": [{"price": 15.9, "label": "近期高点 (2026-01-13)"}, {"price": 13.88, "label": "近期高点 (2026-03-02)"}, {"price": 12.64, "label": "MA20"}, {"price": 11.45, "label": "近期低点 (2025-12-17)"}, {"price": 11.14, "label": "MA200"}], "trend_description": "当前价格11.23，位于MA5(11.72)下方0.49元，MA20