The Medical Insurance Bureau and banks are different institutions with different functions and powers.

It is not possible to directly compare which agency has greater power.

The National Medical Insurance Bureau is the agency responsible for managing and supervising the medical insurance system.

It is responsible for formulating medical insurance policies, managing medical insurance funds, etc.

The power of the Medical Insurance Bureau is mainly reflected in formulating policies, managing insurance funds, and supervising the behavior of medical institutions and doctors.

The powers of the Medical Insurance Bureau are mainly related to medical insurance.

Banks are institutions responsible for managing financial services.

It provides deposits, loans, payments, settlements and other services.

The power of banks is mainly reflected in the management and processing of financial funds, supervision of financial markets, and protection of customer rights and interests.

The powers of banks are primarily related to financial operations.

Therefore, the health insurance bureau and the banks have powers in different areas.

There is no simple comparison of who has more power, because the criteria for judging power depend on specific areas and functions.