Pingping (payment)
Pingping is an electronic micropayment system available in Belgium which allows users to make cashless purchases via a NFC card or a mobile telephone. PingPing was recently acquired by Alfa-Zet Systems, a cashless payment specialist in Belgium and Holland. PingPing was founded by the Belgian telecom operator . The technology was created by , a mobile payments specialist which Belgacom acquired a 40% stake in,