XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Payments & settlement
360-day calendar
The 360-day calendar is a method of measuring durations used in financial markets, in computer models, in ancient literature, and in prophetic literary genres.
Trading basicsQatari riyal
The Qatari riyal (Arabic: ريال قطري; sign: QR in Latin, ر.ق in Arabic; ISO code: QAR) is the official currency of the State of Qatar. Each riyal, the base unit, is divided into 100 dirhams (Arabic: درهم).