The study concentrates on the status of ecological environment development in Shenyang, uses the remote sensing images and social statistics in different periods as the data base, establishes a dynamic monitoring system and model of urbanization and ecological security. Through the identification and quantitative analysis of ecological security dynamic monitoring information, with the support of spatial information technology, we have formed a key technology system which combines ecological security warning with ecological security structure optimization. Moreover, the spatial database of ecological key elements in Shenyang city was constructed. The vertical pattern, horizontal pattern and ecological function of urban ecological system is organically combined, which provides the basic data for the layout and regulation of green space and water system. With these efforts, a key technology system is formed, including the warning of urban ecological security- the space regulation of economic development- the optimization of urban ecological security pattern - the regulation of urban elements' spatial layout. The research results provide scientific and accurate data base for ecological planning and regulation in Shenyang City , carry out effective ecological security monitoring and management for the development of Shenyang, protect the ecological integrity of the system as well as the healthy development of the economy in Shenyang City during the urbanization process .

Abstract
 1 Study area and research methods
  1.1 An overview of study area
  1.2 Data materials
  1.3 Research methods
 2 Results and analysis
  2.1 Spatial distribution of evaluation index ratings
  2.2 Construction of ecological corridor and node
 3 Discussion
  3.1 Distribution of Shenyang's ecological security distric
  3.2 Spatial Planning Regulation of Shenyang
 4 Conclusion
 References

• Jiang Mingzhuo(Research Center of Ecological Urbanization and Green Construction, Shenyang Jianzhu Univ.)
• Li Sui(Research Center of Ecological Urbanization and Green Construction, Shenyang Jianzhu Univ.)
• Li zhenxing(Research Center of Ecological Urbanization and Green Construction, Shenyang Jianzhu Univ.)
• Shi Tiemao((Shenyang Jianzhu Univ.)