indirect pricing method is a method of expressing the exchange rate of a certain unit of domestic currency in foreign currencies. Generally speaking, it is how much foreign currency can be converted from one unit or 1 units of local currency. At present, only a few countries in the world use indirect pricing method, such as British pound, euro, Australian dollar, New Zealand dollar and Irish pound. For example, for Britain, the exchange rate of pound against RMB is 1: 9. 4471, this is the indirect pricing method.