Rapeseed oil futures marketing unit10t/lot Quotation unit: RMB/gram Minimum change price: 2 yuan. Rapeseed oil futures are futures products of Zhengzhou Commodity Exchange. The standard handling fee of the exchange is RMB per lot. Different futures companies charge different fees. Generally, futures companies charge a little more fees than exchanges, which are generally several times the operating costs. For example, the contract of rapeseed oil futures OI 1309 is 10 ton. If the price is around 10000 yuan according to the deposit of 10%, then the first-level deposit is 10000 * 10% = 65438.