- Prepare sales order in the POS System - Issue of invoices to customers - Perform daily collection and sales reconciliation - Issue official receipt to customer by using the POS system - Generate the customer statement to customers - Compile invoices and send to Phnom Penh office for payment - Purchase office and miscellaneous items - manage the facility of the plant excluding the maintenance of plant & machinery. - Arrange transport for staff - Manage canteen and kitchen - Hold and control the petty cash - To assist store department to issue Delivery Note during peak hour. - To perform any other duties assigned by management