Equity incentive, also known as option incentive, is a long-term incentive mechanism implemented by enterprises to motivate and retain core talents, and it is one of the most commonly used methods to motivate employees at present. Equity incentive is mainly to give employees some shareholders' rights and interests by attaching conditions, so that they have a sense of ownership, thus forming the same body of interests with enterprises, promoting the growth of enterprises and employees, and thus helping enterprises achieve the long-term goal of stable development.