The central parity rate of the Chinese currency has strengthened by 2 basis points against the U.S. dollar.
In the spot foreign exchange market, the Chinese yuan is allowed to rise or fall by 2 percent from the central parity rate each trading day.
China's central bank earlier reformed the exchange rate formation system to better reflect market development in the exchange rate of the Chinese yuan against the U.S. dollar.
The central parity rate is based on a weighted average of prices offered by market makers before the opening of the market each business day.
It also refers to the closing rate on the previous day, in conjunction with supply and demand condition and movement of major currencies.