The study of legal document writing complies with the need of this jurisprudence development.

This thesis discusses basing on analyzing the characteristics of legal document that in order to make the legal document s using accord with the spirit of legislation, justice and exercising of law, in making legal document we should insist on using regulated legal language, and take notice of the difference of thesaurus and perilune, and emphasis the modesty and impersonality of language s style.

The legal documents are dedicated public service documents which the usability is very strong and extremely serious,quite a part to have to put into practice.

Brief is a common term in English legal documents, however, its Chinese translations are confusing-there exist various substandard translated terms.

The reform of legal documents has made a great process after years of continuous efforts.

It is necessary to apply accurate logic reasoning in the legal language,which illustrates the persuasiveness of legal documents.

How to improve writing quality of law document;

Law document as a medium recording law contents and activities,which determines that its language has the character of accuracy,does not reject using the vague language.

The course of criminal law documents should connect with the practice closely.

Important Funcation of Police Administration Legal Instrument in Pratice;

Although legal instruments are admitted judicially in legal system, they haven t been affirmed in legal forms, so it is difficult to popularize the patterns of legal instruments and effect the reform of legal instruments in practice.