1, guard against theft, robbery, fraud and fire, prevent safety disasters and accidents, and ensure the personal safety of CCB's funds, property and employees. "six defenses and one guarantee", of course, there are explosion-proof, damage-proof, escape-proof, and so on.

2. A bank is a credit institution dealing in money, and its reputation is its lifeline.

3. If a bank case happens, the normal working order will be disrupted, and all state property and employees' lives and property will suffer losses and injuries.

4. Prevent criminal crimes against banks, such as robbery, theft, fraud and sabotage.

5. Prevention and attack are two fronts of safety work. Only by effectively cracking down on crime can we effectively prevent and deter crime.