we mainly engaged in chemical engineering and application of chemical process amplification study, the institute has successfully developed various kinds of chemical engineering technology, such as micro reactor, jet circulation, static mixer, impinging stream reaction technology, they are applied in diazotization coupling, catalytic hydrogenation, catalytic oxidation and other important reaction, solving the essential safety problems of hazardous process, research on continuous and cleaning process of products that have a major impact on the industry. the technology of high efficiency gas-liquid phase oxidation based on the loop reaction technology takes a leading position in china.