After receiving approval last year to finance infrastructure projects, state-owned Power Finance Corporation is looking to venture into funding ports, airports, refineries, and metros in addition to its traditional lending to utilities. The power financier has also earmarked 20% of its borrowing for foreign markets and will be exploring US dollar, euro and yen-denominated issuances, said Parminder Chopra, director-finance in an interview with ET. Edited excerpts: