Pedzisa mutsara unotevera: Nshan akatanga mutambo wetsiva muArmenia muna 1976. Akatanga kutamba tsiva muSoviet Union. Munchyan akahwina menduru yegoridhe pa
1987 European Amateur Boxing Championships. Pashure pokuparara kweUnion muna 1991, Munchyan akatanga kumiririra nyika yokumusha kwake yeArmenia. Akakunda menduru yegoridhe pa1993 World Amateur Boxing Championships uye menduru yegoridhe pa1994 World Cup. Ndiye mutambi wekutanga kubva kuRepublic of Armenia yakazvimiririra kuhwina menduru mumakwikwi ese ari maviri.