What is CoinEx maker fee?

Could you please clarify for me what exactly is the CoinEx maker fee? Is it a type of transaction fee charged by the exchange specifically for market makers, or does it encompass a broader range of services? Additionally, could you elaborate on how this fee compares to other similar fees in the cryptocurrency space, and what are the benefits or drawbacks of using CoinEx as a platform that imposes such a fee? Understanding these details would help me make an informed decision about whether or not to use CoinEx for my cryptocurrency transactions.