Level 1 agent selection
- **Selection conditions**: Super administrator or platform administrator
- **Selection range**: All level 1 agents in the platform
- **Impact**: After selection, the level 2 agent options will be displayed
Level 2 agent selection
- **Selection conditions**: Level 1 agent selected
- **Selection range**: Level 2 agents under level 1 agents
- **Impact**: After selection, the level 3 agent options will be displayed
Level 3 agent selection
- **Selection conditions**: Level 2 agent selected
- **Selection range**: Level 3 agents under level 2 agents
- **Final selection**: Determine the level relationship of agents