Vehicle-mounted cold and warm box assembly and vehicle

The utility model provides a vehicle-mounted cold and warm box assembly and a vehicle. The vehicle-mounted cold and warm box assembly comprises a cold and warm box body, a heating module and a refrigerating module. The cold and warm box body comprises a box body and a box cover, a storage cavity is formed in the box body, the box body has a heating mode and a refrigerating mode, an opening is formed in the box body, and the box cover covers the opening. The heating module comprises a heating piece and a heating shell, the heating piece is used for heating a heating agent, the heating shell is connected with the box body in an attached mode, and a heating cavity is formed in the heating shell. In the heating mode, the heating cavity receives the heated heating agent so as to conduct conduction heating on the storage cavity. The refrigeration module comprises a refrigeration part and a refrigeration shell, the refrigeration part is used for cooling refrigerants, the refrigeration shell is connected with the box