A Coal Sales Agreement of Fixed Quantity per Year is a contract between a buyer and seller for the purchase and sale of a set quantity of coal on an annual basis. It is a legally binding document that outlines the terms and conditions of the sale, such as the quantity of coal to be purchased, the amount to be paid for the coal, the delivery terms, and other important details. There are two main types of Coal Sales Agreements of Fixed Quantity per Year: take-or-pay agreements and index-price agreements. Take-or-pay agreements require the buyer to pay a fixed price for the specified amount of coal, regardless of whether the coal is actually taken. The buyer is obligated to pay the fixed price even if the coal is not delivered or consumed. Index-price agreements, on the other hand, offer a more flexible pricing structure. The price is based on fluctuating market prices, and the buyer is only obligated to pay for the coal that is actually taken and consumed. The Coal Sales Agreement of Fixed Quantity per Year is an important document that helps to protect both the buyer and the seller from potential risks. It ensures that the buyer will be able to receive the coal they need at a predetermined cost, while the seller will be guaranteed payment for the coal they provide.