Article 28 of Chapter 4 of the Regulations on the Administration of Futures Trading stipulates that the margin collected by futures companies from customers belongs to the customers, and it is strictly forbidden to use it for other purposes except for the following transferable circumstances: (1) paying the available funds according to the requirements of customers; (two) to deposit a deposit for the customer and pay the handling fee and tax; (3) Other circumstances as stipulated by the the State Council Futures Regulatory Authority.