On November 30, December 1 and 2, the third development bank marathon NBG i-bank #fintech 3.0 crowdhackathon is being developed for the development of applications in financial trading technologies (#fintech).NBG i-bank #fintech 3.0 crowdhackathon is organized by the National Bank, with the support of Crowdpolicy (www.crowdpolicy.com), within the Bank's broader strategy of developing partnerships with new, innovative and creative companies and teams of fintech.