| Code | Risk Factors |
Human Behavior Factors | F1 | The request of the sick criminals isn’t met by the prison |
F2 | The demands of criminals who have suffered from family misfortune have not been met | |
F3 | Criminals are in conflict with the disciplines of individual guard | |
Equipment and Facilities Factors | F4 | Hiding in vehicles outside the surveillance zone |
F5 | Using the vehicle collision to destroy the prison wall | |
F6 | Using the prison sewage, flood pipes or digging holes and tunnels | |
F7 | Using the insulation equipment, ropes, ladders and other climbing tools, and using the prison terrain over the wall | |
Prison Safety Regulatory Factors | F8 | Criminals are freed on medical parole |
F9 | Criminals deliberately set fire, destroy faculties, make chaos | |
F10 | Criminals forge documents and steal clothing, so they can mix out of the regulatory area or meeting room | |
F11 | Criminals force to escape from the supervision area, the meeting room or the labor site | |
F12 | Hijacking the police, armed police, outsourcing staff | |
F13 | A major production safety accident occurred | |
External Environmental Factors | F14 | Illegal organization planning |
F15 | Occurrence of natural disasters (such as earthquakes, fog) | |
F16 | A major public health situation | |
Prison Environmental Factors | F17 | Large-scale deployment of criminals |
F18 | Unfair treatment in prison | |
F19 | Life conditions in prison are extremely deteriorating |