1. Business expansion: With the continuous expansion of the company's business, more people are needed to meet the needs of production, sales and service. Therefore, the company will continue to recruit new people to support business growth.

2. Expand market share: The company may hope to expand market share and improve its competitiveness by increasing the number of employees.

3. Brain drain: Due to factors such as working environment, salary and benefits, some employees leave their jobs or jump ship, which leads to job vacancies and needs to be constantly supplemented.