Hello,
This is Digital Asset Roboadvisor HEYBIT.
Since the latest maintenance on Nov. 24, 2021, your USDT deposit address has been changed.
Related article : [Notice] System Maintenance (Change your deposit address)
If you want to deposit more, please make sure to check your USDT deposit address again.
In case of a deposit to your former address, please contact us via Chat Support or email and we will help you transfer to the right address within 2 business day.
If you have any further inquiry, please contact Chat Support or email (help@heybit.com).