This document discusses how mobile banking is improving Bangladesh's national economy. It defines mobile banking as conducting financial transactions through a mobile device. Mobile banking was first introduced in Europe in 1999 and Bangladesh in 2011. It allows customers to access services like funds transfer, bill payment, and check balances. Mobile banking has grown significantly in Bangladesh, with over 23 million active users conducting billions of dollars in transactions annually. This growth is due to factors like high mobile penetration and limited traditional banking access. The document argues that further developing mobile banking products and addressing security concerns could help drive financial inclusion and economic development in Bangladesh.