China Bank is a state-owned enterprise, and the largest shareholder is Central Huijin Investment Co., Ltd. (accounting for 64.02% of the total share capital), which is a wholly state-owned company funded by the state, so China Bank is a state-owned enterprise. Bank of China was formally established on February 5, 2002.

The business scope of China Bank includes absorbing RMB deposits; Buying and selling government bonds; Engage in interbank lending; Providing letter of credit services and guarantees; Issue short-,medium-and long-term loans; Handle settlement; Handle bill discount; Issuing financial bonds; Foreign exchange deposits; Foreign exchange loans; Foreign exchange remittance, etc.

China Bank's foreign investment enterprises include Tengzhou China Bank Fu Deng Village Bank Co., Ltd., Jiangsu Haimen China Bank Fu Deng Village Bank Co., Ltd., Bank of China Fund Management Co., Ltd., Zhenlai China Bank Fu Deng Village Bank Co., Ltd. and Fengxiang China Bank Fudeng Village Bank Co., Ltd.

China Bank is also a note-issuing bank in Hong Kong and Macao, and it is the most internationalized and diversified bank in China. It owns holding financial institutions such as BOC International, BOC Investment, BOC Fund, BOC Insurance, BOC Aviation Leasing, BOC Consumer Finance, BOC Financial Services and BOC Hong Kong.