{"ticker": {"uuid": "40bba046-2c82-4f39-8f0e-a45af4851a28", "symbol": "688685", "name": "Jiangsu Maixinlin Aviation Science and Technology Corp.", "exchange": "SHH", "asset_type": "equity"}, "latest_week": "2026-06-12", "summary": "688685 closed the latest completed week at 43.10 CNY. The 4-week return is -21.6% and the 12-week return is -2.0%. Trend Signal is inactive, Market Dynamics is 0.60.", "description": "Jiangsu Maixinlin Aviation Science and Technology Corp. manufactures and sells aircraft, engine, landing gear, medium and large structural, precision steel parts, fasteners, and components in China. The company offers processing and testing equipment. 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