XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Finance
Ministry 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.
Trading basicsPayment processor
A payment processor is a data and communications center ("switch") that moves payment transactional data and messaging between a card issuing bank, a merchant, and a card acquiring bank (USA model) to enable financial transactions between purchasers and sellers. It processes payment information for various channels such as credit cards and debit cards or bank accounts. They are usually