The fee for every trade will be 0.2% and the fee to withdraw is 0.002 Bitcoins. Reason the fee is 0.002 Bitcoins is there are 2 sets of transactions that take place. Once of them is from your first deposit to the cold storage wallet. The second is from the cold storage to your personal wallet when you want to withdraw. Apart from that there are no hidden fees.
Did you mean "0.0002 btc", as the standard bitcoin tx fee is 0.0001 btc per KB?
Reason the fee is 0.002 Bitcoins is there are 2 sets of transactions that take place. Once of them is from your first deposit to the cold storage wallet. The second is from the cold storage to your personal wallet when you want to withdraw. Apart from that there are no hidden fees.
But as I mentioned, the standard tx fee is 0.0001 btc per KB, which makes the total tx fee 0.0002 (which is 10% of your 0.002).