ChainX aims to facilitate asset interoperability with other blockchains It measures users' mining power based on the market value of BTC, DOT, ETH, ERC20, EOS and other assets that are deposited in an inter-chain bridge.
Coin 999 will support multi payment systems, with tracked listing in coin market Cap its very clear its having great Future & it will improve the crypto payment system around the world as easy as using cash or credit cards or mobile wallets, users will simply recharge the wallet with balance and they will get great discounts from well-known retailers and e-commerce platforms