Tại sao tài khoản MT4 của tôi bị tính phí khi rút tiền? Số tiền rút vượt quá số tiền tôi yêu cầu.

The extra amount that was removed is part of the not-withdrawable trading bonus that you have received. Whenever you make a withdrawal, a proportion of the trading bonus is removed relative to the amount you deposited and requested a withdrawal.