This study takes domestic listed companies from 2018 to 2020 as the main researchobject, and explores whether companies can improve their profitability through the strengthening of the reward system and the perspective of human capital. The reward system is divided into cash and stock dividends, Cash dividends, and stock dividends for key managers. The measurement of company performance and the management of human capital are incorporated into the company's business strategy to create overall company value and improve organizational performance. It mainly discusses the variables of reward system, Human capital, and family business, Which influence or interfere with the company's performance. The results of this study show that the variables of the reward system have a significant impact on financial performance and company value, and show a negative and significant impact when combined with family businesses. Human capital also has a significant impact on company performance.