The purpose of filling in the cadre's resume is: first, identity recognition, as an identity of national cadres, to receive benefits such as pensions that national cadres can enjoy when they retire; The second is to keep it as a personnel file. If the work changes, it needs to be updated in the cadre resume in time; The third is to facilitate future assessment, promotion and appointment; The fourth is to calculate the length of service according to relevant information, which is convenient for job title evaluation and social insurance arrangement.