I think trade.io is the very first exchange where you can customize your own layout display. When you are comfortable with the display of trade.io, you can execute faster and better. It also has three theme: BLACK, WHITE and MOON. Quite interesting
They have a sharp and clean display. But, they don't sacrifice the speed. That means, you'll get both speed and looking.
Next, trade.io is very welcome about regulation. Register here first
https://trade.io/l/ezvl. It is based in crypto friendly city, Swiss, and they are committed to comply each regulation on each country, like Hong Kong and USA. In this very quick crypto world, regulations can change anytime. What we need is a commitment from the team to continue keep updating with regulations. Not to mention the probability of institutional money to join a regulation-friendly crypto exchange, like trade.io.