1 RMB (Chinese Yuan Renminbi - CNY) is approximately equal to 12.3813 BDT (Bangaldeshi Taka). It is the official currency of Bangladesh, issued by the Central Bank of Bangladesh. It is denoted by the symbol Tk. 1 BDT (Bangladeshi Taka) is equal to 100 poisha. BDT was introduced in 1972. Until 1971 the Indian Rupee was used as the official currency.