Main Purpose of the Job: Assist in cleaning and analyzing sales data, building automated dashboards, and participating in sales forecast modeling. Improve sales forecast accuracy, enhance marketing investment ROI, and optimize supply chain & resource allocation efficiency. Main Responsibilities： 1) Consolidated and stored diverse business-related data to support company operations 2) Leveraged statistical methods, data mining, and machine learning to generate actionable business insights 3) Visualized analysis results and delivered reports via Excel, Power BI, and other tools 4) Data Productization: Embedded models into business processes/ptforms to create reusable data assets 5) Developed predictive models and algorithms (e.g., marketing investment, sales forecasting) to support decision-making in sales and product pricing 6) Built data models to reduce data acquisition and analysis time, enhance information transparency, and optimize resource allocation efficiency