Margin trading is small and wide, trading a lot of money with little money, that is, leverage, which should be known to friends who know about futures, but the proportion is higher, as high as1:400; The firm offer is not good, and it needs to invest the same amount of trading volume and circuitous funds to operate normally. Margin trading can be a two-way operation of buying up and selling down; Firm offer can only be bought up but not sold down, with less opportunities and flexibility and greater rigidity. Generally speaking, the fees charged by bank firm trading are much higher than those charged by margin trading, that is, the spread, or even several times, which invisibly increases the transaction cost again, forcing customers to only do long-term trading, and cannot reflect the advantages of long-term and short-term random operation of foreign exchange. Finally, the bank does not provide any service information and operational suggestions, and even calls for orders, with orders, etc. Communication, study and discussion will help customers learn or operate better; Margin trading is a domestic agency as your agent. These services are relatively complete, providing a simulated account. Before you invest money, you can experience the only completely free foreign exchange training. As long as you are willing to learn, few institutions don't teach you. It is recommended to choose a formal trading platform, start learning and conduct simulation operations!