What components are used for the heavy truck HOWO T7 cab assembly?

The cab assembly of the heavy-duty truck HaoWo T7 is composed of the following parts:

1. Front wall panel
2. Roof panel
3. Rear wall panel
4. A-pillar
5. B-pillar
6. C-pillar
7. Door assembly (including door frame, door panel, window, and lock)
8. Instrument panel
9. Dashboard
10. Seat assembly
11. Steering wheel and column
12. Pedals (accelerator, brake, and clutch)
13. Air conditioning system
14. Heating system
15. Audio system
16. Sun visors
17. Interior lighting.