Dragonex is a Singapore based cryptocurrency exchange that was established a n 2017. It has a large number of cryptocurrency pairs on its platform including many stable coins.
It is a registered and well regulated exchange. The exchange also has a large numbers of traders and investors on its Platform. It's social Media Platform are also used by a large ecosystem of traders.
The exchange has maintained a clean sheet until in March 2019 when it was hacked and millions of dollars was lost. Despite this, the team maintained it's integrity by ensuring that all investors are refunded. So likely, all investors will receive their lost assets but I hope this will not affect the intending traders.