It's not seems like a fraud, it's a scam at all!
Withdrawal has to pay 20% tax and cannot be deducted from the account. The tax payment method must be paid within 10 minutes after they give it to you, and the withdrawal is refused. Now the customer service is gone and no email is answered.
Unable to Withdraw
The following is the original recommendation
不是好像,根本就是詐騙!
出金要繳20%稅金而且不能直接扣除,稅金的繳款方式給你後必要10分鐘內繳完,拒絕出金,現在客服都不見了也沒回郵件