Samsung and Google are both taking aim at Apple pay with their own mobile payment systems. CCTV’s Mark Niu takes a look at the players leading the technological charge toward a cashless world.

Highlights:

• Samsung is expected to launch Samsung Pay this summer and Google is working on Android Pay, expected to be unveiled in the coming months.
• Digital market researchers predict transactions via smartphones and tablets will surpass three trillion dollars by 2017.
• Mobile wallets are expected to continue to substitute for credit cards as tap-to-pay technology grows more sophisticated.