![Cantonese show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/038/029/small/cantonese.jpg)
Summary: Ms. YK Chan tells about the emergence of using guarantee notes in lieu of coins in monetary transaction in China over a millenium ago.
Summary: Ms. YK Chan tells about the emergence of using guarantee notes in lieu of coins in monetary transaction in China over a millenium ago.