1 RMB (Chinese Yuan Renminbi - CNY) is approximately equal to 10.5242 BTN (Bhutan Ngultrum). It is the official currency of Bhutan. It was introduced in 1974. The symbol is "Nu" and "Ch". BTN is divided into 100 chhertum. The Ngultrum is pegged to the Indian Rupee at par. BTN (Bhutan Ngultrum) is governed by Royal Monetary Authority of Bhutan.