Singapore, 19 July 2021, ZEXPRWIRE, Traded since around 2017, NFTs have surged in 2021. Monthly sales on NFT marketplace OpenSea hit $95.2 million in February, up from $8 million in January. Figures indicate that at the moment, the NFT market has over 55 platforms, and more than ten projects are preparing for their ICO, IDO, and IEO. Despite the growth, the mass adoption of NFT exchange is no yet here. NFT stakeholders are encountering various challenges in the current NFT marketplaces.