Daniel Broby via The Conversation | In a surprise last minute decision, the flagship stock exchange listing of Ant Group was suspended by regulators in China and Hong Kong. The Chinese tech giant, backed by Alibaba billionaire Jack Ma, was to be the biggest initial public offering (IPO) in history. The suspension puts in doubt the future of the US$34.4 billion share sale, part of the US$313 billion dual listing of this giant financial technology (fintech) payments company.