Vietnamese cash
…refer to cash coins; this term was an abbreviation of Tiền (錢). Traditionally, the basic units of Vietnamese currency were quan (貫, quán), tiền, and đồng. One quan was 10 tiền, and one tiền was between 50 and 100 đồng, depending on the time period. From the reign of Emperor Trần Thái Tông onward, 1 tiền…