1. The Central Clearing Company is a unit directly under the People's Bank of China. CDB is a policy bank in China.
2. The Central Clearing Company is mainly engaged in the business of bond registration, custody and settlement, and provides services such as bond registration, custody, settlement and liquidation for all kinds of bond market participants. CDB mainly undertakes major national strategic and policy financial tasks. Compared with the two, CDB is better than the Central Clearing Company.