Does the refund union make up the difference?
Yes The price difference refers to the futures price difference of different grades, different delivery months, different commodities and different delivery locations. Refund to the trade union to make up the price difference also refers to the price difference of the same commodity due to various conditions, such as wholesale and retail price difference, regional price difference and seasonal price difference. The difference between buying and selling goods is the main part of some businessmen's profits.