During the Republic of China, there were five kinds of currency in circulation: silver dollar, Taiwan volt, small ocean, copper dollar and copper coin, while the financial department converted the cash collected by each tax collection bureau into Taiwan volt first and then into silver dollar. The market price for their exchange is one thousand pence Taiwan, ninety-six pence small ocean and eight pence a copper coin.

The silver content of silver dollars in different periods is different, the size of silver dollars issued is also different, and the amount of exchange is naturally different. The bank's currency exchange business mainly includes silver coins to copper coins, 1 yuan silver coins to 1000 ~ 1300 copper coins, with a maximum of 3300 copper coins. Silver dollar is cents, 1 yuan silver dollar is 10 silver corner, and each corner is worth 100 ~ 130 copper coin.

Extended data:

Exchange ratio: two Qing Dynasty copper coins (2000 pieces) are exchanged for silver 1. But there are two kinds of money in the market: making money and miscellaneous money, tattooed silver and sub-silver, and there is a "discount" between them according to business habits when trading.

After the copper coins enter the site, the "when making ten coins" copper coins are exchanged for 10 copper coins, and the "when making twenty coins" copper coins are exchanged for 20 copper coins. After the silver dollar entered the market, each dollar was exchanged for 10 cent and 300 "ten" copper coins. However, the exchange prices of shops are different. When the market is flooded with copper coins, each silver dollar can be exchanged for 320 ~ 360 "ten" copper coins.

In June 28, 2008, the Anhui provincial government stipulated that each yuan of legal tender should be exchanged for 200 pieces of "ten" copper coins, and the following year it was changed to 100 pieces.