There are two TBC coins one is the billion coin you will find it social media but not in any exchange cause it not a coin at all. Another one is real coin ERC20 based. Full name TokenBookCoin (TBCoin) now it is dead and delisted from all exchanges.So don't buy TBC ERC20 token from any person. You can check it here: https://coinmarketcap.com/currencies/tbcoin/
But so call the billion coin still hunting innocent people to grab their hard earning cryptos. Neither you can find this coin in any exchange nor you can exchange internally in their site.You have bought you are caught. more you want to know you can watch this video.:
