Zhirou Zhen

E-com & Supply Chain Analyst

• Developed and maintained Google Sheets dashboards tracking Rolling 30-Day Sales, 4-Week Moving Average, WoW performance, SKU-level trends, and target achievement, improving reporting efficiency by 20%.
• Conducted demand forecasting and inventory analysis using e-commerce sales data to identify stock-out risks, overstock issues, and replenishment opportunities, optimizing inventory levels by 25%.
• Analyzed SKU performance, pricing trends, and sales movements to identify cost-saving opportunities and provide data-driven recommendations, contributing to a 10% reduction in procurement costs.
• Collaborated with Procurement, Logistics, Warehouse, and Operations teams to translate analytical insights into actionable decisions on replenishment, pricing, promotions, and inventory allocation.

Purchasing Intern, Mobility Aftermarket

• Managed supplier certification and compliance documentation, tracking product approval progress and reducing certification delays by 20% across procurement operations.
• Analyzed returned battery shipment data and supported ISIR/PQP documentation reviews and technical data collection, improving return processing efficiency by 30%.
• Supported RFQ, pricing analysis, and contract coordination with suppliers and cross-functional stakeholders, contributing to approximately 15% cost savings.
• Coordinated suppliers and regional stakeholders across Japan, Korea, and Southeast Asia, monitoring documentation and submission status to ensure timely completion of procurement and compliance requirements.

Procurement Data Officer

• Managed daily procurement, sales, and inventory data across 200+ SKUs, improving supply chain data accuracy and supporting procurement and replenishment decisions.
• Conducted inventory and sales analysis to identify slow-moving and excess stock, increasing inventory turnover by 15% and reducing excess inventory.
• Coordinated with Legal, Supply Chain, Warehouse, E-commerce, and Brand teams to manage contract execution and maintain compliance and brand authorization documentation.
• Supported online store listings, pricing management, and gross margin monitoring, maintaining a target gross margin of approximately 15% while aligning pricing with market competitiveness.

E-Commerce and Supply Chain Planner

• Analyzed e-commerce market data and top 10 jewelry brands to identify best-selling products, pricing strategies, and market trends, supporting product and sales decisions.
• Monitored customer demand and product performance, working with relevant teams to optimize product offerings and craftsmanship, contributing to an 8% increase in sales.
• Used SAP, Excel, VBA, and Power Query for order placement, replenishment, inventory management, and sales/inventory reporting, improving data visibility for warehouse and operations teams.
• Analyzed inventory turnover, product margins, and precious-metal inventory to optimize inventory structure and reduce inventory-related profit and loss by 5%.

MSc · Financial Economics

Information Management and Information System