Deposit reserve ratio (English) refers to the proportion of deposit reserve to its total deposits, and deposit reserve refers to the deposits prepared by financial institutions in the central bank to ensure the settlement of funds and the withdrawal of deposits by customers. Deposit reserve is equivalent to risk reserve, and banks can't use all the deposits they absorb for loans. At present, the deposit reserve ratio of large financial institutions is 1 1.5%, and that of small and medium financial institutions is 9.5%. By adjusting the deposit reserve ratio, the central bank can influence the credit expansion ability of financial institutions, thus indirectly regulating the money supply.

The People's Bank of China has decided to raise the foreign exchange risk reserve ratio of forward sale of foreign exchange from 0 to 20% from September 28th, 2022.

Deposit reserve, also known as legal deposit reserve or deposit reserve, refers to the deposits prepared by financial institutions in the central bank to ensure customers' withdrawal of deposits and settlement of funds. The ratio of the deposit reserve required by the central bank to its total deposit is the deposit reserve ratio. By adjusting the deposit reserve ratio, the central bank can influence the credit expansion ability of financial institutions, thus indirectly regulating the money supply. RDR, namely RMB deposit reserve ratio, is the full name of RMB deposit reserve ratio. Deposit reserve is a fund prepared to limit the credit expansion of financial institutions, ensure customers to withdraw deposits and meet the needs of fund settlement. The statutory deposit reserve ratio is the ratio of the deposit reserve paid by financial institutions to the central bank in accordance with regulations to the total deposits. This part is a risk reserve and cannot be used to issue loans. The higher the ratio, the greater the intensity of the tightening policy.