Abstract: In order to meet the challenges presented by the increasing demands for digital literature resources as well as the threats the usage involves, the National Science and Technology Library of China has developed the National Digital Preservation Program for Scientific Literature (NDPP). NDPP aims to preserve the domestic and foreign digital literature resources of great values to China's research, innovation, and development in the long run. It has devised a balanced preservation rights management mechanism, formed a state-led preservation network of joint participation and reliable management that is based on public service, established a trustworthy and efficient preservation tech workflow and system platform, put forward public preservation audit and certification processes, and already preserved a large number of important scientific digital literature resources, all of which laya solid foundation for the long-term preservation of digital knowledge content resources in China.

Key words: Digital literature resources, Long-term preservation, NSTL, NDPP