TOPCOIN is a type of crypto-currency, released February 2nd, 2014, with which you can make instant person to person payments, anywhere in the world. TOPCOIN also has a built in staking feature that allows you to collect more coins if you have some in your wallet!
GDC is Global Digital Content token for millennials that is consumed in a variety of content services including media, digital commerce, game, and entertainment. GDC is used directly in the services we developed and partnered amid our constant efforts on enhancing use cases.