Mongolia 's 18 - year - old Tugstsogt Nyambayar achieved a silver medal at the AIBA World Championships among elite boxers last year .
Tugstsogt Nyambayar missed the qualification to the Youth Olympic Games in Baku .
Mongolia 's 18 - year - old Tugstsogt Nyambayar achieved a silver medal at the AIBA World Championships among elite boxers last year but he missed the qualification to the Youth Olympic Games in Baku .