Position Diagnosis Skill – Designed for A-share Investors.Obtain real-time quotes and historical data using the Tushare SDK, conduct quantitative risk diagnosis including volatility, Beta, Sharpe Ratio, and maximum drawdown, and generate a professional diagnosis report. The report includes: Hero Section + Comprehensive Score Ring Chart Position Overview Key Indicator Cards Individual Stock Details Table (with position progress bar) Four Quantitative Indicator Cards (Volatility / Beta / Sharpe Ratio / Drawdown) Four Interactive Chart.js Charts (Radar Chart / Pie Chart / Bar Chart / Profit-Loss Comparison)