The study looked at how managing a company's working capital affects its profitability in Vietnam. They studied 119 companies over 9 years and found that better management of cash flow, inventory, and payments to suppliers can lead to higher profits. This means companies can make more money by collecting payments faster, moving inventory quicker, and delaying payments to suppliers. Other factors like sales growth, company size, debt levels, and age also impact profitability. This research gives managers new ideas on how to improve their company's profits by managing working capital better.