The exchange rate has four daily limit boards for five days and the exchange rate is limited. According to the regulations of the People's Bank of China, the fluctuation range of RMB against the US dollar is 1%. The fluctuation of the foreign exchange market is similar to that of the stock market. For example, on April 65,438+03, the central parity of RMB against the US dollar was 65,438+0 to 6.2548 yuan, with a fluctuation range of 65,438+0%, that is, the fluctuation range of the central parity of RMB on that day was 6.65,438+0923 to 6.365,438+073. If the market price hits 6. 1923, it means that the appreciation of RMB against the US dollar has reached the "limit".

If the price hits 6.3 173, it means that the RMB has depreciated to the "down limit" position against the US dollar. The daily limit is calculated according to the closing price of the previous trading day, that is, assuming that the closing price of the previous trading day is 1 yuan, the calculation method after five consecutive daily limit: price = {x1+10%} x ...1+10% = ax/kloc-. In the securities market, the highest daily limit of stock price on the trading day is called the daily limit, and the stock price at the daily limit is called the daily limit price. The stocks that closed at the opening of the day performed strongly. As long as you don't open the daily limit that day, you will have the motivation to rise the next day. For stocks that suddenly pulled to the daily limit at the end of the session, traders were suspected of shipping or cheating the next day.

According to the provisions of the Shanghai Stock Exchange, under any of the following circumstances, there will be no price limit on the first trading day: 1, initial public offering of listed stocks and closed-end funds; 2. Issuance of listed shares; 3. Resume listing after suspension of listing; 4. Other circumstances identified by the Exchange. Under any of the following circumstances specified by Shenzhen Stock Exchange, the price limit will not be implemented on the first trading day: 1. IPO2. Resume listing after suspension of listing; 3. Other circumstances identified by the China Securities Regulatory Commission or the stock exchange.

Exchange rate refers to the exchange rate between two currencies. It can also be regarded as the value of one country's currency to another country. Specifically, it refers to the ratio or price ratio of one country's currency to another's currency, or the price of another country's currency expressed in one country's currency.

The change of exchange rate has a direct regulating effect on a country's import and export trade. Under certain conditions, through the devaluation of the local currency, that is, raising the exchange rate, promoting exports and restricting imports; On the contrary, the appreciation of the local currency, that is, the decline of the exchange rate, plays a role in restricting exports and increasing imports.

On July 9, 2020, the onshore and offshore RMB exchange rates against the US dollar both regained the 7.0 mark and returned to the "6 era".