How about Shenzhen Postal Savings Audit Department?

Very good. The Audit Department of Shenzhen Postal Savings Bank is the internal audit department of Shenzhen Postal Savings Bank, which is mainly responsible for auditing and supervising the bank's various businesses to ensure that the bank's operations are compliant and risks are controllable. The Audit Department provides decision support and risk early warning for the management of banks by making audit plans, carrying out audit work and putting forward audit opinions, so as to promote the sustainable development of banks.