Yes.

After the central bank issues large-scale central bank bills, these central bank bills are usually purchased by commercial banks and other financial institutions and held until maturity. After commercial banks purchase central bank bills, they can use them as collateral to obtain loans from the central bank, thereby improving their liquidity and capital utilization efficiency. In addition, commercial banks can also sell central bank bills to other financial institutions or individual investors to obtain profits. Therefore, the purpose of the central bank issuing large-scale central bank bills is to provide liquidity to the market to support economic growth, and these central bank bills are usually held by commercial banks and other financial institutions.