Why are coal mine recruitment all internal introductions?

1. Safety precautions: Coal mining is a high-risk industry, and engaging in related work requires certain professional skills and experience.

2. Low recruitment cost: through internal recommendation, enterprises can save many links and expenses in the recruitment process, such as publishing job advertisements, screening resumes and organizing interviews.

3. High trust: Employees' recommendations can usually be recognized and trusted by other employees, which can also improve employees' team awareness and cohesion.