What components are used for the heavy truck Dongfeng Tianlong cab assembly?

The cabin assembly of Dongfeng Tianlong heavy-duty truck is composed of the following components:

1. Dashboard assembly
2. Steering wheel assembly
3. Driver seat assembly
4. Passenger seat assembly
5. Instrument panel assembly
6. Air conditioning assembly
7. Audio system assembly
8. Door panel assembly
9. Window assembly
10. Roof assembly
11. Sun visor assembly
12. Interior trim assembly