Round X is building a metaverse by issuing NFT using user-centered services in each country and entering the world's No. 1 sandbox using the Doongle app. Doongle is a platform that enables making friendship on a global scale for anyone. Doongle by Round X is a global friendship starter pack. People with similar interests and exploring new stuff can share and introduce anything to each other. Doongle is a social media focusing on global friendship and matching. RNDX is the native utility token that is designed for participation, payment, and reward tool for Doongle services.