DBS, Southeast Asia’s largest bank, claims that cryptocurrency trading volumes on its exchange have surged 10 times to $30 million - $40 million. The DBS Digital Exchange is said to offer exchange services between four fiat currencies (SGD, USD, HKD, JPY), and four cryptocurrencies, namely bitcoin, ether, bitcoin cash and XRP. The bank is also collaborating with JPMorgan on a blockchain settlement platform and plans to launch its first security token offering in Q2.