AAX exchange suddenly announced that it would stop all business, including trading, currency withdrawals, etc., stating that "the current system upgrade requires our third-party partners to proofread and restore the asset data of all users. Due to the current market conditions, the integration time required is longer than It usually takes a long time, and we are currently waiting in line to be completed in 7-10 days.” However, AAX head of research and strategy Ben Caselin stated in the community that maintenance will take longer and Aax is discussing enabling withdrawals during ongoing maintenance. Coingecko data shows that AAX is the top twenty derivatives exchange. AAX is a cryptocurrency exchange established in Hong Kong in 2019.