Whether the electronic office could keep sustainable development or replace the traditional one,the key issue is that whether the electronic documents produced in electronic office have the same function of administrative effectiveness as the paper official documents do. In China, electronic documents have their administrative effectiveness only in limited scope, and essentially they are just the electronic data of paper documents. By analyzing the efficient elements of electronic documents and the causes of invalidation, the article presents some proposals to help and maintain the administrative effectiveness of electronic documents. That is, developing Specification for the Processing of Electronic Documents in order to improve the administrative statutes that electronic documents need, and standardize the software requirements of electronic documents processing systems.