USDQ is a decentralized stable coin, which is backed by bitcoin and pegged to the dollar, so 1 USDQ = $1 USD.
DxChain is the world’s first decentralized big data and machine learning network powered by a computing-centric blockchain. In other words, DxChain is a public chain, aims to design a platform to solve computation of big data in a decentralized environment. For simplicity, we could use DxChain to store and trade big data, so as to make data more valuable with the computation.