The International Investment Bank (IIB) is a multilateral development institution founded in 1970 based on the intergovernmental Agreement Establishing the International Investment Bank and its Charter. The current nine members of the Bank are Bulgaria, Cuba, Czech Republic, Hungary, Mongolia, Romania, Russia, Slovakia and Vietnam. The IIB invests into projects benefitting the economies of its member states and fostering economic cooperation between them, and focuses in particular on the support for small and medium-sized enterprises. The Bank has undergone major modernisation since late 2012 and is rated Baa1 (outlook stable) by Moody’s and BBB- (outlook stable) by Fitch.