crude oil leverage is the multiple of capital amplification achieved by margin trading mechanism. The greater the leverage, the greater the multiple of capital amplification, and the higher the capital utilization rate. The smaller the leverage, the smaller the multiple of capital amplification, and the relative decrease of capital utilization rate. In spot silver trading, the so-called leverage is the multiple of fund amplification achieved by margin trading mechanism. The greater the leverage, the greater the multiple of fund amplification and the higher the utilization rate of funds. The smaller the leverage, the smaller the multiple of capital amplification. For example, Hengxin Precious Metals, now silver trading is 1 times the leverage, which means that you can get a value return of 1 yuan as long as you invest 1 yuan.