大事记是按照时间的顺序,简略地对一定历史时期发生的重大事件和重要活动的记载,是历史记录性的查考资料.随着经济的发展和改革开放的深入,为记述问题,反映历史,满足社会各方面利用档案的需要,大力开发档案信息资源,不少单位开始定期编写大事记,“鉴前世之兴衰,考当今之得失”,以达到总结经验、存史资治和指导今后工作的目的. Memorabilia is a record of major historical events and important events that are briefly recorded in time sequence and are historical materials for historical records. With the development of economy and the deepening of reform and opening up, it reflects the history, In order to achieve the purpose of summing up experience, saving history and guiding future work, many units began to compile memorabilia on a regular basis. They reviewed the pros and cons of past lives and considered the current gains and losses.