ปริมาณการสั่งซื้อนี้คิดรวมต่อปี
This is the price for the order volume of the year.
This is the price for the quantity to order all the year round.
This is the price for the quantity to order per year.
This price is calculated from the volume of orders per year
This price on purchase quantity per year
This order quantity is quantity ordered per year.
This quantity ordered per year.