According to CoinMeta, as reported by nexblock, in the first half of this year, the five major exchanges in South Korea – Upbit, Bithumb, Coinone, Korbit, and Gopax – had a cumulative trading volume of approximately $366.58 billion, which is a year-on-year decrease of 54.6%. From July 1st to 27th, the cumulative trading volume of these five exchanges was about 17.34 trillion Korean won, a decrease of 16.9% compared to the same period last month. Among them, Upbit had a trading volume of about 11.69 trillion Korean won, with its market share rising from 62.3% to 67.4%; while Bithumb's trading volume decreased to 4.71 trillion Korean won, and its market share fell from 30.7% to 27.1%.