[Main] - Grasp our product forecast/actual sales movement and control the data for smooth operation of factory side and other concerned. - Manage our product sales price, including the annual price reduction. - Promote all new project launching activities with factory side and other concerned. - Manage all customer's QCD evaluation and promote improvement activities. - Manage the balance of account receivable. - Manage our internal expense (incl. equipment / service stock) **Client visits are mainly in Bangkok and Samut Prakan. If you need to travel farther, our factory is located in Rayong, which you may visit about once every one to two months. [Support] - Support all concerned activities for customer expectation. - Support making sales budget / mid-terms sales plan. - Others may be assigned based on the company’s policy