ABRSM is the UK’s largest music education body, one of its largest music publishers and the world’s leading provider of music exams, offering assessments to over 600,000 candidates in over 90 countries every year.
Exam Contacts in Vietnam:
https://vn.abrsm.org/en/exam-booking/abrsm-exam-centres/
Exam Dates and Fees 2018:
https://vn.abrsm.org/en/exam-booking/exam-dates-and-fees/