Taiwan, Taiwan, April 20th, 2023, Chainwire Decentralized Perpetual Exchange PairEx Announces Beta Trading Competition with Up to 8,888 USD ARB & PEX Tokens PairEx.io, a decentralized perpetual exchange built on the Arbitrum network, is excited to announce its beta trading competition with a prize pool of up to 8,888 USD equivalent in ARB and PEX
