1. Account Management: Maintain strong, long-term relationships with national-level clients. Act as the main point of contact for brand collaboration, promo management, and display program. 2. Retail Management: Responsible for Sell Out, coordinating all resources to promote sell-out performance. Build a deep understanding of retail resources, including display policy, advertising placements, marketing activities, etc. Coordinate internal alignment of retail resources and leverage all available resources such as Display, co-marketing, and others to drive Sell Out growth. 3. Sales Forecasting and Reporting: Prepare accurate sales forecasts and reports for management, highlighting key performance indicators (KPIs) and achievements within the national account portfolio. 4. Team Collaboration: Collaborate with internal teams, including sales, marketing, product development, and customer support, to ensure a seamless experience for national accounts and achieve overall business objectives. 5. Assist in completing market research, competitive analysis and other necessary sales-related activities.