? Review and setting the MRP controller, Safety stock, Reorder Point and Lot size. ? Check and process open purchasing requisitions. ? Create purchase orders and adjust lot size if needed, submit for approval, and release to suppliers. ? Follow up suppliers and update the delivery date. ? Base on the production plan, monitor delivery status and take actions to pull in and push out. ? Audit supplier invoices and manage supplier payments. ? Better control inventory, review & disposal slow moving and dead stock. ? Monitor supplier OTD and coordinate with internal departments and suppliers to optimizing delivery performance. ? Follow the quality report and arrange the defective parts return, rework and tracking credit memo. ? Coordinate with internal functions and suppliers in relation to technology, quality, delivery, payment, etc. ? Keep in compliance to legal requirements and company policy. ? Execute other tasks assigned by supervisor.