the dollar index is 16, which is high, reaching 114.9 this year. USDX is an indicator that comprehensively reflects the exchange rate of the US dollar in the international foreign exchange market and is used to measure the degree of exchange rate change of the US dollar against a basket of currencies. It measures the strength of the US dollar by calculating the comprehensive change rate of the US dollar and the selected basket of currencies, thus indirectly reflecting the changes in the US export competitiveness and import costs.