Mastercard buys Oltio from Standard Bank acquisitionfintechSouth Africa Tagsmobile payments 08/03/2018 Sign-up to receive altAfrica's content for two weeks by registering here with a business email address. 08/03/2018 More articles ― fintechSoftBank Ventures, others back OPay series B $120mn investment round NigeriaQingliu Capital, Jiuhe VC back GONA’s pre-series A round fintechSequoia China, Source Code et al. back Opera’s OPay $50mn raise