Electric vehicle thermal management system and electric vehicle

The embodiment of the invention provides an electric vehicle thermal management system and an electric vehicle, and relates to the field of thermal management systems. The electric automobile heat management system comprises a refrigerating and heating module, an HVAC module, a front end module, a power battery, a first water pump, a second water pump, a third water pump, a first switch water valve, a second switch water valve, a third switch water valve, a first proportional water valve, an electronic driving unit, an expansion kettle and a second proportional water valve. According to the electric automobile thermal management system, the refrigerant loop does not need to change the flowing direction of the refrigerant in various states of heating, refrigeration and dehumidification of a passenger compartment, the number of parts of the refrigerant loop is reduced, system control is simpler and more reliable, the electric automobile comprises the electric automobile thermal management system, the number of