The invention discloses a new-typed double-motor series-parallel composite dynamic set, which comprises the following parts: generator, ISG motor, clutch, variator, main driving motor and main decelerator of driving bridge, wherein the generator integrates ISG motor with ISG motor fixed on the generator crank, the motor variator couples, which integrates with driving motor, the driving motor outputs torque on the variator output shaft through coupling pattern, the power is transmitted to wheel through main-decelerator of driving bridge.