What is COINEX & how does it work?

Could you elaborate on the nature and workings of COINEX? I'm interested in understanding what sets this cryptocurrency exchange apart from its competitors. Specifically, what services does it offer to its users? How does the trading platform function? What are the key features that make it attractive to investors and traders? Furthermore, how secure is the platform and what measures does it take to protect user funds? Finally, what are the steps required to set up an account and begin trading on COINEX? I'd appreciate a concise yet comprehensive overview of this cryptocurrency exchange.