Guan Peisheng is the abbreviation of management trainee. Management trainee is a foreign term, which is a special project with the main goal of "cultivating future leaders of the company" in foreign companies. Reserve cadres are reserve talents for enterprise management. After a series of training and exercise, he finally became a middle-level or even senior manager. If enterprises want to develop in the fierce market competition, they must have management backbones and outstanding talents. In addition to outsourcing, enterprises are paying more and more attention to cultivating their own management talents and creating leading figures who can lead enterprises to ride the wind and waves. To this end, enterprises will generally go through strict and prudent recruitment procedures, select the most potential talents, conduct strict training, and enrich all the abilities and skills required for reserve cadres to become professional managers.