1) Islamic banks obtain funds from deposits and use those funds to finance various approved investment activities like trade financing. More than 75% of funds come from deposits.
2) Financing must follow Shariah principles like prohibiting interest and uncertainty and balancing individual and societal needs.
3) The bank uses modes like murabahah, ijarah, mudharabah and musharakah with different structures for purchasing, leasing or jointly investing in assets and sharing profits and losses according to capital contributions.