Evidence preservation is a precautionary measure for preventing evidence from being eliminated, or preventing occurrences of obstruction to the application of evidence.

Compared with the international legislation,the evidence preservation system of China s foreign-related arbitration faces a great challenge and a great deal of problems,which demands amendments to fit the rapid development of China s foreign trade and the new needs of the foreign-related arbitration itself.

It is an important measure to support electronic evidence preservation.

This thesis integrates the provisions on the preservation of evidence in the main countries and areas belonging to the civil law family,and discusses the attribute of the preservation of evidence.

Preservation of network evidence is a significant way to ensure preservation of evidence of effectiveness.

We should firstly confirm the content and extension of basic concept in the process of building the system of preservation of evidence.

However,owing to complexity of social life, evidence or evidentiary materials may be lost or can t be collected in future,so it is necessary to establish the system of conservation of evidence.

China’s present system of saving evidence from damage is extremely imperfect.

Procedure of saving evidence from damage results from objective and exigent need of the parties or suits.

The perpetuating testimony system before prosecution, which is a part of the perpetuating testimony system, aims at the factuality, legality, and accuracy of proof.