Bithumb is the biggest Korean crypto exchange. It is a top 30 exchange by trading volume and it is one of the most significant blockchain companies in South Korea. In June, 2018, Bithumb was hacked and around $870,000 in bitcoin were stolen from customers.
Trading Fee: 0.15%
Withdrawal Fee: 0.001 BTC
Number of Tokens/Coins: 32

Coinbit is a South Korean cryptocurrency exchange. It is primarily focused on the South Korean market, and allows users to trade a variety of coins and tokens. Coinbit issued the Ethereum based NEXT token, which is designed to prevent price depreciation.

Trading Fee: 0.1%
Withdrawal Fee: 0.001 BTC and 0.03 ETH

B2BX is a cryptocurrency exchange and B2B crypto-trading service provider. In addition to its exchange, the company offers financial companies the tools and services they need to set up and manage their operations. The B2BX exchange offers B2B token holders a 35% discount on trading fees.