Not easy to test. The examination of doctor of education in Liaoning Normal University requires a certain academic foundation, research ability and professional background, and the examination is difficult. Liaoning Normal University, referred to as "Liaoning Normal University", is located in Dalian, Liaoning Province. It is a "double-first-class" domestic high-level university in Liaoning Province, an implementation school of the "Excellent Middle School Teacher Training Plan" project of the Ministry of Education, and a basic education teacher training and continuing education base in Liaoning Province.