{"ticker": {"uuid": "a65330c7-498c-4dcb-bbcd-aa7f32b9b4a9", "symbol": "688143", "name": "Yangtze Optical Electronic Co., Ltd.", "exchange": "SHH", "asset_type": "equity"}, "latest_week": "2026-06-12", "summary": "688143 closed the latest completed week at 179.0 CNY. The 4-week return is 65.4% and the 12-week return is 250.2%. Trend Signal is active, Market Dynamics is 1.56.", "description": "Yangtze Optical Electronic Co., Ltd. engages in the research and development, production, and sale of special optical fiber and cables, special optical devices, new materials, high-end equipment, and photoelectric systems in China. It offers optic fiber coils, optical modules, and optical devices; PANDA polarization maintaining fiber for FOG coiling, FOG waveguide, communications, and maintaining fibers; bend sensitive single-mode, coupling SM, special cut-off wavelength SM, spun, photonic crystal optic, PM photonic crystal optic, hollow-core photonic crystal, polymer cladding large-core, quartz cladding large-core, square core, ytterbium doped, passive matching, multi-core, and customized fibers; and fluorine-doped capillary tubes, SM fiber preforms, boron-doped stress rods, large-core preforms, fluorine doped quartz tubes, and custom glass special-shaped preforms. The company also provides special optic fiber and optic fiber coil manufacturing equipment, supporting equipment for fiber lasers, supporting equipment for optic fiber hydrophones, and other customized equipment; and new materials, thermal control modules, and thermal control phase-change materials. The company's products are used in military and civilian industries. Yangtze Optical Electronic Co., Ltd. was founded in 2010 and is based in Wuhan, China.", "setup_signature": "Balanced read", "composite_score": "69", "kpis": [{"label": "Latest Close", "value": "179.0 CNY", "hint": "2026-06-12"}, {"label": "1W Return", "value": "1.2%", "tone": "positive", "hint": "latest completed week"}, {"label": "4W Return", "value": "65.4%", "tone": "positive", "hint": "short-term follow-through"}, {"label": "12W Return", "value": "250.2%", "tone": "positive", "hint": "quarterly tape"}, {"label": "Trend Breadth", "value": "86.5%", "hint": "45 of 52 weeks active"}, {"label": "Volume Ratio", "value": "0.8x", "hint": "vs 13-week average"}], "classification": {"exchange": "SHH", "country": "CN", "sector": "Technology", "industry": "Electronic Components", "currency": "CNY", "market_cap": "22.5B"}, "price": {"trend_line": "71.19 CNY", "fair_value": "38.13 CNY", "vs_trend": "151.4%", "vs_fair_value": "369.4%", "high_52": "206.7 CNY", "low_52": "30.87 CNY", "drawdown": 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