The lecture summarizes the key scientific issues for the sustainable development in
Silk Road Economic Belt and analyzes the distribution pattern of resources, ecological
environment, society and economy, and holds that it is conducive to Silk Road countries
to carry out Omni-directional and multi-level economic cooperation. Then the lecture discusses
main modes and paths of sustainable economic development for Silk Road Economic Belt: Resource
cooperation mode，Ecological civilization mode, Regional economic integration mode,
Transportation economic belt mode, International tourism economic zone mode. Finally,
the article puts forward several action projects.