In foreign exchange transactions, the value of each currency changes with the fluctuation of the dollar, and the rise and fall of the dollar has a great influence on the whole foreign exchange market. Therefore, it is very important for foreign exchange investors to grasp the trend of the US dollar.

Generally, the upward trend of the US dollar can be seen in the chart of the US dollar index, and investors can check it through major market software and official website. The US dollar index is an indicator that comprehensively reflects the US dollar exchange rate in the international foreign exchange market, and foreign exchange investors need to pay close attention to it.