PU Prime does not have upper limit for funds withdrawal as long as the funds withdrawal amount is within your account balance.
The minimum withdrawal amount is 40 account currency (HKD and/or JPY account required currency equivalent of 40 USD), any withdrawal below 40 account currency (HKD and/or JPY account required currency equivalent of 40 USD) will not be processed.
Please take note of the disclaimer statement when you make funds withdrawal.