Journal of beijing institute of technology (Natural Science Chinese Edition) has become the core journal of natural science and the statistical source of scientific papers in China by virtue of its own quality advantages. American Engineering Index (Ei compendex), Russian Abstracts Magazine (AJ), American Chemical Abstracts (CA), American Mathematical Review (MR), American website and database of Cambridge Scientific Abstracts Society (CSA), German Mathematical Abstracts (ZM) and domestic China Optical and Applied Optical Abstracts. Since 2004, 97% of the papers published in this journal have been included in Ei Compendex.