The process of electronic records preservation is more complex than that of paper preservation. The methods of electronic records preservation include refreshing, migration, emulation, encapsulation, technology preservation, etc. However, encapsulation strategy seems to be the best method for solving the problems of long-term preservation for electronic records. The beginning of the article discusses the differences between traditional and electronic records. Secondly, the VERS project is probed and the internal structure of encapsulation strategy is dissected in detail. The final part is the conclusion.