Not much different from other exchanges. It does not accept fiat coins for deposits, so you need to enter here with your own cryptocurrency. I can’t say anything bad about the process of trading or withdrawing coins.
BITBOX is a Singapore-based cryptocurrency exchange launched in 2018. The team behind this platform is better known for a different project — messaging app LINE. The exchange is not available for the American citizens and doesn't support fiat money yet, but allegedly these problems are going to be addressed in the future. The trading volume is relatively low on BITBOX. By all valuations, this exchange ranks below the 100th position.
COSS (Crypto-One-Stop-Solution) is a young cryptocurrency exchange registered in 2017 and based in Singapore. Singapore is one of the largest donors to Asian cryptocurrency exchanges. On the platform, you can perform operations with three dozen cryptocurrencies paired with Bitcoin and Ethereum. Today, there are hundreds of stores and three hundred merchants among platform customers.