The purpose of this research is to determine and analyze the long-term and shortterm effects of Third Party Funds (DPK), Financing to Deposit Ratio (FDR) on Islamic Banking Financing in Dumai City Period 2013(Q4) - 2019(Q4). This research was conducted in Dumai by measuring the effect of Third Party Funds (DPK), Financing to Deposit Ratio (FDR) on Islamic Banking Financing in Dumai City Pe…