As a part of the smart contract’s design, a royalty fee is charged upon having a transaction in the secondary market.
Service revenue
Charge fees for using the official NFT market (built by SisuRace), and for using payment services such as token selloff, token purchase, token exchange, etc.
Revenue resulting from positive externality
Companies of traditional games, Blockchain games, hardware and related products all have the motive to purchase a promotion service for their products from the platform by providing money, tokens of their games (apply to Blockchain games), promo codes, hardware, etc.