Rate of Return (ROR) is one of the most important measurements to the company in analyzing net gain or loss of an investment over a specified time period. The are some alternatives measurement that is used by the company, such as ROE (Return on Equity), ROI (Return on Investment), and ROA (Return on Assets). Controlling ROR would make a company obtain the greatest annual net cash flow in sustainability per dollar invested. The more return that company will obtain, the more strength the company is. The chemical corporation in this research was conducted by using a descriptive quantitative method. This paper focuses on how the chemical corporation will control the rate of return by improving ROI in three ways, such as increasing sales, reducing expenses, and reducing assets.