1. The US Dollar is the most traded currency in the world, accounting for 88.3% of the global foreign exchange transactions, and the daily trading volume is 2.9 trillion US dollars. It is the most powerful currency issued by the Federal Reserve. The United States is one of the largest and most stable economies in the world, which helps the dollar become the dominant currency in the world.

2. Euro (Euro) was introduced in 1999 and is the official currency of 19 of the 27 member states of the European Union. It is issued by the European Central Bank in Frankfurt, Germany. Euro accounts for 32.3% of global foreign exchange transactions. The huge economic influence of the euro zone makes it the second largest trading currency in the world. It is estimated that in the next few years ...

3. The share of Japanese Yen in global foreign exchange transactions has dropped from 21.6% in 216 to 16.8% in 219. The decline in yen trading volume is mainly due to the contraction of dollar/yen trading with low volatility. The average daily trading volume of Japanese yen is about 554 billion US dollars. Japan is the world leader ...

4. Pound sterling was once the second largest currency in the world.

5. Australian Dollar accounts for 6.8% of global foreign exchange transactions, and it is the fifth currency in terms of transaction volume. The Australian dollar was introduced in 1966, and it was issued by the Reserve Bank of Australia. Like Canada, Australia is also a major exporter of commodities. Therefore, the trading volume and price of commodities will affect the exchange rate of the Australian dollar.

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1. Foreign exchange refers to the creditor's rights held by the monetary administrative authorities (central bank, monetary management institutions, foreign exchange stabilization fund and the Ministry of Finance) in the form of bank deposits, treasury bonds of the Ministry of Finance, long-term and short-term government securities, etc., which can be used when the balance of payments is in deficit. Including foreign currency, foreign currency deposits, foreign currency securities (government bonds, treasury bills, corporate bonds, stocks, etc.) and foreign currency payment vouchers (bills, bank deposit vouchers, postal savings vouchers, etc.). By 215, China ranked first in foreign exchange reserves of governments around the world. However, the United States, Japan, Germany and other countries have a large number of private foreign exchange reserves, and the overall foreign exchange reserves of the country are much higher than that of China.