Ethen is a bit different. Here are our advantages:
 - Design: scalable, secure, fail-safe, and high performance architecture capable of handling any number of users and transactions at any growth pace
 - Unique features: Bulk order execution provides a convenient trading experience similar to centralized exchanges
 - Fees: in ETH, no need to buy special exchange tokens
 - Stabilitiy: Users can withdraw funds even if the main site is unavailable.