Chenchen Ma Email & Phone Number

Beijing, China

1. Derived crucial insights by identifying key issues and performing user lifecycle analysis, aiding the leadership team in understanding business progress, guiding user acquisition and user experience.2. Enhanced market positioning and refined business strategies based on user behavior analysis, leading to a 3pp increase in Average Revenue Per User (ARPU) and 2pp in retention rate.3. Designed an onboarding program for new colleagues and conducted training sessions on data science methodologies such as A/B testing for business analysts, significantly improving work quality.

Didi carpool analysis1.Pricing Strategy Design: Spearheaded a data-driven analysis-driven pricing strategy overhaul, resulting in an immediate 50% increase in driver and passenger satisfaction.2.Product Innovation: Collaborated on 10+ product launches, utilizing user behavior insights for improved market fit. Achieved 10%+ GMV growth and enhanced retention rates through A/B testing.3.Data-Driven Decision-Making: Applied advanced data science techniques to explain strategy impacts, facilitating informed decisions for business success.4.Mentorship: Guided 2 junior colleagues and interns, fostering their professional growth.

• Traffic Fraud Detection: Independently identified and addressed traffic fraud behaviors, which were damaging the company's reputation, affecting ad revenue, and diminishing user trust. Recognized the root cause within the car popularity leaderboard through detailed analysis. • Innovative Fraud Detection: Developed a data-driven approach to detect fraud, including clustering users based on behavior history to raise the bar for fraudulent activity and implementing anti-fraud rules. Designed a solution to eliminate the impact of fraud by changing algorithm, saved approximately 10 million RMB in ad revenue losses.