Among them, the four-year-old Great Wall dollar is publicly issued, and the price is different. One reason for the different prices is that the circulation is large and small, and the other reason is that there are refined and ordinary ones.
Great Wall Coin is familiar to everyone:
From April of 1980 to April of 15, the People's Bank of China began to issue RMB in four denominations, including one yuan, five jiao, two jiao and one jiao * *. In June of 2000, it stopped issuing RMB in 1986 and stopped circulating RMB in July of 2000. This is the only set of coins that have been withdrawn from circulation in China.
1980- 1986 Great Wall Coin was minted by Shanghai Mint and Shenyang Mint respectively. The production cycle is as long as five years. How many versions of Great Wall coins are there?