1. Height adjustment handle; 2. Height adjustment handle; 3. Side protective cover; 4. Backrest tilt change lever; 5. Longitudinal adjustment lever; 6. Guide cover; 7. Inner part of the seat belt; 8. Split ring; 9. Seat cushion assembly; 14. Support lever; 15. Backrest panel assembly; 16. Seat back assembly; 17. Headrest guides; 18. Inner cover of the backrest tilt lever; 19. Retractable rope; 20. Height adjustment mechanism assembly.
3. Side protective cover; 6. Guide cover; 7. Inner part of the seat belt; 8. Split ring; 9. Seat cushion assembly; 10. Backrest tilt adjustment lever; 11. Longitudinal adjustment lever; 12. Decorative plate; 13. Servo control switch; 14. Support lever; 15. Backrest panel assembly; 16. Seat back assembly; 17. Headrest guides; 18. Inner cover of the backrest tilt lever; 21. Servo control electric cable; 22. Height adjustment mechanism assembly.
3. Side protective cover; 4. Backrest tilt change lever; 5. Longitudinal adjustment lever; 6. Guide cover; 7. Inner part of the seat belt; 9. Seat cushion assembly; 15. Backrest panel assembly; 16. Seat back assembly; 17. Headrest guides; 18. Inner cover of the backrest tilt lever; 23. Internal adjustment mechanism; 24. External adjustment mechanism; 25. Guide under the seat cushion.

