The article clarifies the context premise through the concept of the conservation of network evidence by notarization and the definition of the effect, as well as the admissibility of network evidence by notarization.

Types of notarization of evidence preservation in the Notary Office of Minhang Distrct in the past five years includes documentary evidence, material evidence, audio-visual reference material, testimony of witnesses, statement, documents delivery, evidence related to intellectual property, internet and houses removal.

Because of the present legal evidence’s limit to evidence utilizations,the network right infringement faced with many practical difficulties,such as,how determine the acceptance standard of the network evidence and the scope of writes out,and so on.

The network evidence is the information carrier acquired from different network terminals, and it is a unique type of electronic evidence.

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.

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