XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Trading basics
History of coins
The history of coins stretches back to the first millennium BC/BCE. Notable early examples of coins include the Lydian lion coins, Persian daric and siglos, Tong Bei, the dirham and gold dinar.
Trading basicsKnife money
Knife money (Chinese: 刀币) is the name of large, cast, bronze, knife-shaped commodity money produced by various governments and kingdoms in what is now China, approximately 2,500 years ago. Knife money circulated in China between 600 and 200 BCE during the Zhou dynasty.
FinanceMinistry of Revenue (Imperial China)
The Ministry or Board of Revenue was one of the Six Ministries under the Department of State Affairs in imperial China.