The invention discloses a vehicle-mounted mobile vehicle repair station and a system thereof. The vehicle-mounted mobile vehicle repair station is characterized in that repair tools and repair equipment needed by most of failure of a car are highly integrated in a compartment, the vehicle-mounted mobile vehicle repair station comprises a balancing machine repairing a tire, a sliding chassis, a tire changer, a sliding turnover device, a jack of two tons, a bracket of three tons, an self-inflatable compressed air tank and the like, further comprises a mobile charging power distribution box, a storage battery and a charging pile interface charging an electric vehicle of a power inverter, and in addition, further comprises a car-washing water-saving mini-amount-water high-pressure fogging gun and the like. The vehicle-mounted mobile vehicle repair station has the advantages that the structure is scientific and compact, the space is fully used, mobility is high, and the vehicle-mounted mobile vehicle repair station is combined with mobile Internet, repairing and rescuing are convenient onsite, a failure car is repaired rapidly, the time and cost are saved for an owner, meanwhile, water-saving car washing can be provided, energy saving and environmental protection are achieved, the vehicle-mounted mobile vehicle repair station is more practical in the field far from an auto repair plant, and the good popularization value is achieved.