1 RMB (Chinese Yuan Renminbi - CNY) is approximately equal to 49.3829 MRO (Mauritanian Ouguiya). It is the official currency of Mauritania, officially the Islamic Republic of Mauritania, which is a country in the Maghreb region of western North Africa. The MRO (Mauritanian Ouguiya) is the only circulating currency other than the Malagasy Ariary whose subdivision units are not supported on a power of ten, and therefore 1 Ouguiya is sub-divided into 5 Khoums. The issue of the currency is controlled and monitored by the Central Bank, Banque Centrale de Mauritanie. The currency MRO was introduced in 1973. The MRO (Mauritanian Ouguiya) is represented by the symbol UM and is pegged to none.