Can't get your idea. If I'm right you have a token and you want to build your own exchange to list your token. It's possible, many new exchange start with their own coin and a self-built blockchain network.
He means to create a new coin with his own code that already programmed through rent some programmers to working on it. It looks like he didn't understand if he can even create it personally without even needed a party who can issue the new asset.