Alibaba employees are divided into 39 levels, from P1 to P9, representing company leadership, senior management, middle management, professional talents, technology, sales, marketing and other positions. In addition, there are T1-T5 representing different levels of senior, senior, professional, and junior in technical positions. Each level has corresponding promotion conditions and opportunities. Some levels need to be promoted through internal assessments, external recruitment and other channels. In addition, Alibaba also pays attention to the ability training and growth of employees, providing rich training and development opportunities, so that employees can realize the continuous improvement of their personal value at different levels.