XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Finance
Affirm Holdings
Affirm Holdings, Inc. is an American financial technology company and a point-of-sale lender. Founded in 2012 by PayPal co-founder Max Levchin, it is the largest U.S. based buy now, pay later (BNPL) financier. As of 2026, Affirm reports nearly 28 million users and processes $50 billion in annual payments.
Trading basicsHKeToll
HKeToll (Chinese: 易通行) is a free-flow tolling system owned by the Transport Department in Hong Kong. It is operated by Autotoll Limited. The system has been gradually put into use in various government-owned tunnels in Hong Kong to replace traditional toll booths and Autotoll from May 2023 onward.