TRC 721 is a sort of standard interface used on the Tron blockchain network to issue Non-Fungible Tokens. It was the network's first non-fungible token standard. TRC721 Tokens serve the same purpose as TRC20 Tokens.

The TRC20 token is the more useful of the two tokens and has several advantages. As a result, many users and cryptopreneurs opt to generate TRC20 tokens.

Website https://developers.tron.network/docs/trc-721