What is "pingping"

Pingping (or Ping-Ping) may refer to:

• Pinging, the act of gambling, probably illegally, while under the influence of stimulants
• He Pingping, recognised as the smallest adult in the world capable of walking
• Pai Ping-ping, Taiwanese entertainer and social activist
• Pingping (payment), an electronic micropayment system in Belgium
• Ping Ping also called Ping Pong, who was a Surinamese singer

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 Belgacom. The technology was created by Tunz, a mobile payments specialist which Belgacom acquired a 40% stake in,