Chenhao Sun
Durham,NC
Overview
2
2
years of professional experience
Work History
Intern
Medtronic Management (Shanghai) Co., Ltd.
Shanghai, China
06.2025 - 09.2025
- Sized LigaSure's US vs. China market and analyzed thyroid/liver cancer incidence and treatment conversion rates in China to build patient profiles.
- Coordinated internal evidence workshops and external professional education on LigaSure's competitive differentiation.
- Reviewed and categorized 30 new studies for the Evidence Radar System and issued evidence alerts to internal stakeholders.
Data Analysis Intern
Yuanqi Forest (Beijing) Food Technology Group Co., LTD
Beijing, China
06.2024 - 08.2024
- Cleaned and structured 800K+ records from 5 marketing channels in SQL into standardized, analysis-ready datasets.
- Analyzed "618" shopping festival data with statistical models and Tableau; recommended placement changes that raised live-stream conversion and cut marketing costs.
- Built a 12-KPI marketing dashboard with Excel daily/weekly reports and anomaly alerts.
- Tracked top 5 competitors' campaigns in a dynamic database and produced weekly competitive briefs.
Product Intern
Lizhong Group
Baoding, China
06.2023 - 08.2023
- Gathered and prioritized B2B customer needs and industry trends for aluminum alloy wheels to inform product planning.
- Combined policy and market data to produce analysis reports on aluminum alloy materials.
- Drafted promotional copy, led exhibitions, and prepared product launch materials; monitored delivery and resolved B2B feedback.
Education
Master of Quantitative Management: Business Analytics - Business Analytics
Duke University
Durham, NC05-2027
BA - Economics
University of California
Irvine, California, US03-2026
Skills
- Programming: Python (pandas, NumPy, scikit-learn), SQL, R, Apache Spark, SPSS, MATLAB
- Analytics: Predictive Modeling (Logistic Regression, Random Forest, KNN), Clustering, NLP/Topic Modeling, Statistical Analysis
- Tools: Advanced Excel (Pivot Tables), Tableau, MongoDB, SAP, SharePoint
- Languages: Chinese (Native), English (Proficient)
PROJECTS
Laioffer Projects | Sep 2025 – Jun 2026
Banking Customer Churn Prediction
- Built churn prediction models in Python and Spark; cleaned, encoded, and standardized labeled customer data.
- Trained Logistic Regression, Random Forest, and KNN with regularization and tuning to reduce overfitting.
- Evaluated via k-fold cross-validation (F1: XX) and identified key churn drivers through feature importance.
Timeline
Intern
Medtronic Management (Shanghai) Co., Ltd.
06.2025 - 09.2025
Data Analysis Intern
Yuanqi Forest (Beijing) Food Technology Group Co., LTD
06.2024 - 08.2024
Product Intern
Lizhong Group
06.2023 - 08.2023
Master of Quantitative Management: Business Analytics - Business Analytics
Duke University
BA - Economics
University of California