According to the contract, standard soybean 1 is the first trading variety of bean futures, the transaction fee is 4 yuan/lot, and the minimum margin ratio is 5% of the contract value. For example, primary bean futures 10 ton. If the current price of soybean futures 1 is 4700 yuan a ton, then the contract value of primary soybean futures is 4700* 10=47000 yuan. So the minimum deposit is 47000 * 5% = 2350 yuan. Of course, the futures company will add a part of the deposit. If the margin is 5%, then the leverage is 100/5=20 times. Of course, futures companies don't have that high leverage, which is generally around 10 times.