Silver: Fixed margin600USD in one hand/5000Ounces, fluctuating0.016USD return, fluctuating0.005USD profit and loss25USD, no spread, no overnight fee.
US Gold: Estimated Margin600USD in one hand/100Ounces, fluctuating0.5USD return, fluctuating0.1USD profit and loss10USD, no spread, no overnight fee.
US crude oil: fixed margin400USD in one hand/1000Bucket, Fluctuation0.05USD return, fluctuating0.01USD profit and loss10USD, no spread, no overnight fee.