豆油和棕榈油的最低保证金均为5％，手续费均为0.2元／手。则开仓成本为

The minimum deposit for soybean oil and palm oil is 5%, and the handling fee is 0.2 yuan / lot. Then the cost of opening a position is the sum of the margin and the handling fee, and the profit or loss of closing the position is the difference between the gain or loss less the handling fee.

Soybean oil and palm oil are the minimum margin of 5%, the handling fee is 0.2 yuan / hand. The opening cost is the sum of margin and handling fees, and the closing gain or loss is the difference between the income or loss deducted from the handling fee.

The minimum deposit of soybean oil and palm oil is 5%, and the service charge is 0.2 yuan / hand. Then the opening cost is the sum of the margin and the handling fee, and the closing profit or loss is the difference between the profit or loss and the handling fee.