Second: the central bank. A/V05962 1 1936 edition 1 Yuan face value Sun Yat-sen's back map information is different (I don't know). There are several kinds of coins, and the market reference price ranges from 3 yuan-12 yuan.
The third picture: bank of communications no. Behind the SA66093K 19 14 5 yuan face value locomotive is a building. There are more than 20 printed numbers and place names in currency, and the market reference price ranges from 15 yuan -260 yuan.
The fourth picture: Central Reserve Bank number f \ n203970h1940th edition 10 yuan face value Sun Yat-sen's back Sun Yat-sen Mausoleum. This coin has several printed numbers, signatures, signatures, red and black logo symbols and place names, and the market reference prices range from 3 yuan to 800 yuan.
What collectors buy is the present value of paper money, which is also the basis!