Diving PLUS is a PADI 5-Star IDC Center founded in 2017, with centers in Cheongju (its main branch) and Daejeon, South Korea, plus diving education in Sejong. It teaches scuba diving, PADI and AIDA freediving, technical diving, PADI and Razor sidemount, Emergency First Response and professional-level courses, from complete beginners to instructors. Lead instructor Choi Youngmin is a PADI Course Director with more than 20 years of diving experience and over 15 years of teaching, having trained more than 2,200 students.