{"stock_code": "003031", "stock_name": "中瓷电子", "market_type": "A", "analysis_date": "2026-05-19T02:08:27.014792", "structure_snapshot": {"structure_type": "uptrend", "ma200_position": "above", "phase": "unclear", "key_levels": [{"price": 171.33, "label": "近30日最高价"}, {"price": 163.79, "label": "MA5"}, {"price": 137.98, "label": "MA20"}, {"price": 74.14, "label": "MA200"}], "trend_description": "当前价格169.93元，高于MA5(163.79元)、MA20(137.98元)、MA60(101.36元)和MA200(74.14元)。均线系统呈多头排列：MA5>MA20>MA60>MA200。过去20