The function of commemorative banknotes
The purpose of issuing ordinary circulating commemorative coins by the state is to commemorate and publicize all kinds of important history, politics, culture, people and rare animals. This is also its most important function. The value-added function of commemorative coins is only the result of its particularity and rarity.
However, the voice and motivation of most coin lovers is that commemorative coins must have collection value, and the standard of collection value is to preserve and increase value.