CentFX is unable to log in, unable to withdraw money, demanding return of hard-earned money

Since 2022, a total of RMB 60,000 has been deposited, and as of the end of July 2022, the principal and income totaled RMB 72,000. At the end of July, the app could not be opened, and the funds could not be withdrawn. Consulting customer service has been prevaricated, and has not been resolved so far. demand return of hard-earned money