1, foreign exchange firm trading is the exchange of actual capital value without leverage. Margin trading is a transaction with a certain proportion of leverage.

2. Personal firm foreign exchange transactions are conducted through ICBC's personal online banking foreign exchange function, including two types of transactions: buying before selling and selling before buying. Among them, buying before selling means buying a sum of foreign exchange first, and then selling the bought foreign exchange. Selling before buying refers to selling foreign exchange other than US dollars with US dollars as a deposit (selling and opening positions), and then buying part or all of foreign exchange within the selling amount (buying and closing positions).