At present, UPBIT is the largest cryptocurrency exchange in South Korea. Users can trade a variety of cryptocurrencies with Bitcoin on this platform with Korean won. Due to the support of its American partner Bittrex cryptocurrency exchanges, the company showed an index level growth trend within three months. One of the uniqueness of the exchange is that users can conduct currency transactions through the Kakao Stock platform (Kakao Stock platform is built on Kakaotalk Messenger). This allows Korean users to easily trade digital assets, as simple as using communication applications. At the peak of the cryptocurrency boom in December 2017, the average daily transaction volume of the platform reached 4.5 billion US dollars, and the highest record of a single day was 11 billion US dollars.