RMB is the symbol of RMB, and the currency symbol of RMB is Y with two stripes. The writing order is: write the capital letter Y first, and then add two horizontal bars to the vertical bar, which is "RMB", and the pronunciation is: yuán (sound: yuan).
$ is the abbreviation of the dollar, commonly known as the dollar, and is the currency of the United States. The currency symbol is the dollar. 1935, the Kuomintang government reformed the monetary system and determined the currency in circulation by force in the form of legal system. Later, with the increasing role of the US dollar in the international market, legal tender was linked to the US dollar. Therefore, the legal tender symbol is written as "$" by borrowing the dollar symbol.