Is it easy for Tangshan to go to Korea to study for a full-time doctorate and return to Tangshan University to join the post?

Tangshan is a full-time doctor in Korea, and it is not easy to return to Tangshan University for employment. According to relevant information, you can come back to be a teacher after studying for a full-time doctorate in Korea, but it is not easy to be a teacher in colleges and universities after you come back. Individuals must have talent or skills to be qualified as teachers in Tangshan universities.