The famous K-pop girl band's parent company RBW will be selling its singers' digital products on the blockchain. South Korean entertainment company RBW (Rainbowbridge World) representing Mamaoo and other popular K-Pop artists will be issuing non-fungible tokens (NFT) on Hong Kong-based exchange Xeno. These tokens will give K-Pop fans and investors a claim of real ownership in digital products related to RBW entertainers.