Ouyi OKX announced the completion of the 20th OKB repurchase and destruction. This repurchase started from March 1, 2023 to May 31, 2023. A total of 5,497,312.77 OKB were repurchased and destroyed for the secondary market. The value is about 258 million US dollars (according to the 90-day average price), which has been transferred to the black hole address. Up to now, OKX has burnt a total of 64,042,314.70 OKB, and the current circulation of OKB is 235,957,685.30. It is reported that starting from May 4, 2019, Ouyi OKX will repurchase OKB with a total issuance of 300 million pieces every three months according to the current market and operating conditions and transfer them to the black hole address for complete destruction.