Assisted in integrating performance-related data and platform construction; Produced Power BI visualization reports for performance/DDI/abnormal/forecasts and managed permissions; Created AI performance Q&A Agents and machine learning for sales forecasting and anomaly detection.

Provided data analysis and market analysis services for leading domestic and international pharmaceutical/medical companies; Built business indicator systems, created data reports/Power BI and Tableau visualizations, and performed core indicator anomaly analysis; Wrote Python programs (pandas, scikit-learn, seaborn) to generate reports and build machine learning or statistical models for classification, clustering, sales forecasting, and association rule mining.