PRESS RELEASE. In response to rising gas prices during the last weeks, DMEX has moved its trade processing to xDAI sidechain that allows for much cheaper transaction recording. Customer funds are still stored on an Ethereum smart contract, the trade recording, however, is now performed on xDAI.

This change allows users to place orders as small as 100$ which was impossible until now, with minimum order requirements growing up to 200k$ during gas price spikes on Ethereum.

The new structure allows for a flat minimum order value of 100$ independent of Ethereum gas prices.

How does it work?

The custody smart-contract remains on the Ethereum blockchain, therefore the same margin currencies are used for trading (ETH, BTC or DAI), while the smart contract responsible for trade processing and recording is hosted on the xDAI sidechain. Whenever a user deposits funds to DMEX, the custody contract (on Ethereum) communicates with the trading contract (on xDAI) through a decentralized bridge and communicates to the…

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Source: https://news.bitcoin.com/dmex-integrates-xdai-for-cheap-decentralized-perpetual-contracts-with-up-to-100x-leverage-and-no-kyc/