Kwangbok Jeong and Chanjoong Kim have graduated from Doctoral degree, Hyuna Kang and Myeonghwi Lee have graduated from Master’s degree, and Hakpyeong Kim has graduated from Bachelor’s degree on Feb. 26th, 2018. Kwangbok Jeong will continue his research as a postdoctoral researcher and Chanjoong Kim will continue working in his field. Hyuna Kang will continue her research as a Ph.D student and Myeonghwi Lee entered a start-up company. Hakpyeong Kim will continue studying as a M.S student.