1. Delivery control: S/O management, Shipment schedule management. 2. Capacity planning: Production lines, fixtures, IE standard daily capacity data, manpower arrangement. 3. Inventory control: Stock level, Stock turnover, Aging inventory control. 4. Planning: use 5M matrix to reach Sales request. 5. Controlling: to have control and adjustment of schedule. 6. Coordinating: to bridge cross-function communication for tasks. 7. Handling tasks from top managements. 8. Handling projects from CSR.