According to official news, OKEx announced a detailed plan for 300 million OKB repurchase destruction: since May 4, 2019, for the current market circulation of 300 million OKB, OKEx will take 30% of the currency transaction fee for repurchase OKB and go to the black hole address to destroy. From May 4, 2019 to May 31, 2019, the OKB repurchase will be destroyed on a weekly basis, and the details of the repurchase destruction will be announced every Friday. Starting from June 1, 2019, OKB repurchase destruction will be carried out every three months, and details will be announced within one week after the completion of the repurchase and destruction. The 700 million OKBs that are not in circulation will be locked in 2022. How to deal with the comments will be made in advance to the opinions of OKB global community users, and at least half a year in advance. In addition, from May 4, 2019 to May 10, 2019, the number of OKB repurchased destroyers was 506,183.37, which has now been transferred to the black hole address.