원래 이름 기록: SAMSUNG SDI CO., LTD

Disclosed is an organic optoelectronic device including an anode and a cathode facing each other, a light emitting layer between the anode and the cathode, a hole transport layer between the anode and the light emitting layer, and a hole transport auxiliary between the light emitting layer and the hole transport layer, Details of Chemical Formula 1 to Chemical Formula 5 are as defined in the specification.