Hanoi, Aug. 26 -- The underground flow of hundreds of billions of US dollars into Vietnam's cryptocurrency and digital asset market is set to be legalised as the country prepares to launch a series of official trading platforms, which are expected to serve as not only attractive investment channels but also potential fundraising avenues for businesses. Vietnam has an estimated 17 million digital asset holders, with annual cryptocurrency transactions valued at around 105 billion USD. However, blockchain experts believe this figure is only the tip of the iceberg as actual participation is likely much higher. The recent exposure of multiple fraudulent crypto platforms has indicated the risk of operating without official exchanges. The Hanoi ...