Amid the buzz of uncertainty related to regulations and the multiple challenges the crypto industry faces as it tussles with 30 per cent taxation, CoinDCX has doubled its valuation to $2.15 billion after its $135 million Series D fundraise, eight months after it turned unicorn. Outlook Money Spoke to Sumit Gupta, CEO of CoinDCX on several challenges, which crypto exchanges are facing nowadays in India.