Can for profit companies serve developing countries?

This company, started by three University of Michigan graduates, is a small award-winning for-profit company that has invented and makes simple inexpensive products for healthcare delivery in emerging economies, including blood transfusion kits and centrifuges, all of which are light-weight, easy to maintain and operate without dependence on electricity. The documentary traces the progress of these three young women as they design, develop, and market these and other similar products.