Banking sector does have a bloody relationship with all sectors in the economy and strengthening of banking system in a country would lead to develop the country economy otherwise the banking crises can affect the economy as a wholes. Since all sector pass through the banking service to reach their financial target, the banking crises which arise from credit crunch can affect all sector in the financial system. The bank toxic asset is the only major sources of financial crises that created by credit crunch lead the bank to prone lending and consequences later retarding the country economy. Since many sub-Saharan Africa are less integrated into global market, the global financial crises will affect the living standard of the countries and expected to lead to higher level of global poverty . By managing credit risk, liquidity risk and interest rate risk banks could increase their competitive advantage which in turn lead then to increase their shareholder value and this could also keep safe the counterparty risk should the bank continue managing its risks which could arise in operatio.