VLADIMIR "VOLO" PRIKHODKO ,have years of experience teaching in many countries around the world: UK, USA, Singapore, Thailand, holds a TESOL teacher, trained many students to achieve IELTS 8.0. As a teacher of Ocean since 2014, he wrote a lot of programs suitable for students ages psychological and cultural characteristics of Vietnam, are students love, parents trust teachers motivation for long-term teaching at Ocean Edu.