This demonstrates that graduates of the Gangdong training school engaged in educational activities as instructors of the training school in a nearby county in South Pyongan Province.
이를 통해 강동의 강습소 졸업생이 같은 평안남도내 인근군의 강습소 강사가 되어 교육활동을 펼쳤던것이 확인된다.