Mainly refers to unilateral charges or bilateral charges, we usually know that stocks are bilateral charges, that is, opening charges and closing charges, that is, two charges.

Before 20 10, 1 1, in the domestic futures market, in intraday trading, a transaction was opened and closed within a day, so only 1 was charged. However, with the cancellation of preferential treatment for unilateral transactions, the current futures market is also a bilateral charge. A complete transaction requires the cost of opening and closing positions.

For example, if the handling fee for 1 hand soybean is 10 yuan, then the bilateral charge is 10 yuan+liquidation 10 yuan =20 yuan.