Abstract: With the support from the Ministry of Culture of Russian Federation in 2004, Russia's main library developed the project of national digital library（НЭБ. Russia's development speculation of national digital library was formulated in 2014, which had it's specific purpose and necessity, at the same time, to execute the Presidential Proclamation of The Country's Social Policy Measures has been implemented of 2012. Some contents of the speculation have laid a foundation for НЭБ's further development like resource guarantee, legal protection, personnel security and the rights and obligations of participants. "The ten percent of published literature of Russian federation collected НЭБ's selection method" regulated the accessioned document's variety ,quantity ,principle, evaluation method of priority to collect and the step to determine the initial and final list. The speculation of this project indicated the direction for НЭБ's establishment and development, provided the basis for concrete implementation and the reference for national digital library construction of China.

Key words: Russia