AZA is a provider of currency trading solutions. They have several flagship products like TransferZero and BFX, AZA which significantly lowers the cost and increases the speed of business payments to and from frontier markets.
TransferZero is a B2B2C product, which provides both wholesale currency purchase and retail settlement via API. BFX is a B2B over-the-counter platform for businesses with wholesale currency needs, especially those paying partners and suppliers.
问：如何使用 AZA Finance 购买比特币？
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