KB Kookmin Bank, one of Korea’s top five commercial lenders here, launched its new Cambodian unit, KB Prasac Bank, to tap deeper into the market by offering loan programs for small merchants and digital banking services. KB Prasac Bank, Cambodia's fourth-largest commercial lender in terms of assets, held an opening ceremony in Phnom Penh on Friday (local time), according to the Korean firm. More than 700 i.