• Achieved 40% total traffic YoY growth, increased 17% new users and resurrected 10% churned users by planning and optimizing the digital marketing full-funnel, building the RFM Model, and improving the CAC, ROI including EDM, app notification, SEM, SEO, and affiliation. • Analyzed consumer behavior metrics to define the key drivers for user acquisition and developed the yearly business model(revenue forecast, marketing budget, traffic) and growth strategy, reporting to COO directly. • Drove 10+ projects, collaborated and managed relationships with cross-functional stakeholders, team leads to drive insights into optimization of product capabilities and provide continual improvement in analysis, business process, and data quality. • 3000+ hours in Google Analytics, Google Ads, SQL, Data visualization via Google Data Studio and Constructed 20+ dynamic visualized dashboards and delivered 100+ insight analysis to improve 50% decision making efficiency. • Led the 100+ A/B test initiatives, achieving a 15% conversion rate uplift overall. • User experience analysis: acquisition/retention/churn analysis. • Doubled returns from Google Ads by 53% reduction of CPA under the same budget around NT$3.5 million annually.

• Analyzed competitive products and market trends in different segments and built the Smartphone Shipment Forecasting Model. • Monitored the marketing plan, performance and managed contra revenue (MDF、PP、Upcharge、Rebate), inventory level and FP&A related activities of subsidiaries in EMEA region. • Built a $100 million scale financial model (H/W, S/W, negotiated with QCOM) for new VR business and evaluated the benefit of different cooperation scenarios to assist management team in decision-making. • Analyzed the growth model, developed the layout (via Tableau) of VIVEPORT (VR App Store), and worked with cross-functional teams to develop annual sales plans.