You can handle account foreign exchange business through online banking: 1 If bullish, please select the function of "account foreign exchange-buy first and then sell". Please select the "All Precious Metals" function for the new online banking. Foreign exchange. Commodities-account foreign exchange-buy first and then sell. " 2. If you are bearish, please select the function of "foreign exchange in account-sell first and then buy". Please select the function of "all precious metals, foreign exchange, bulk commodities-account foreign exchange-sell first and then buy" for the new online banking. In addition, it can also be handled through channels such as mobile banking.