2. The principle of combining step-by-step promotion with leapfrog promotion: employees who have made outstanding contributions to the company or have special talents can be promoted by skipping.
3. The principle of combining vertical promotion with horizontal promotion: employees can be promoted along one channel, and the promotion channel can also be adjusted with the change of development direction. BYD has nine grades, namely A, B, C, D, E, F, G, H and I. ..