In fact, international students can earn personal living expenses by working in Korea. South Korea supports students to earn their living expenses by working on their own, and it is legal to study and work in South Korea. According to the regulations of the Korean Ministry of Justice, international students can apply for legal employment qualification after six months in Korea. Although the price in Seoul is relatively high, the salary of part-time job is correspondingly high. Coupled with scholarships, it can completely relieve the worries of students with financial difficulties and give more outstanding talents the opportunity to enter the school gate of Seoul National University.