The picture shows the 10 yuan exchange certificate issued by the central bank in the 17th year of the Republic of China (1928). On the front is a group of flowers printed with the words "Shanghai", and on the back is the head of Dr. Sun Yat-sen, printed by the American Banknote Printing Company. The signature of the banknote in the picture is marked as "E" in the currency catalogue. At present, in the coin collection market, the brand-new product is worth 70-90 yuan. In the picture, the banknotes are in circulation, and the value is 15-20 yuan.
Please refer to the picture above to evaluate other Republic of China banknotes. After all, there are many kinds of paper money in the Republic of China, both valuable and worthless.