Established in August 1994, Ngan Giang is one of the leading companies in the field of barcode equipment in Vietnam. We are the exclusive and official distributor in Vietnam for MONARCH MARKING – the leading US company on code solutions, bar codes, valuation equipment, so on. with intelligent access ability.Established in August 1994, Ngan Giang is one of the leading companies in the field of barcode equipment in Vietnam. We are the exclusive and official distributor in Vietnam for MONARCH MARKING – the leading US company on code solutions, bar codes, valuation equipment, so on. with intelligent access ability.