Graduated from the west china university of medical science, School of public health in 1992, and took the master degree in Sun Yat-Sen University in 1999. then worked in GDCDC to engage in pathogen detection and research work about SARS and avian flu. In 2005 took a training programs in UBC, Canada for pathogen test technique. Member of Specialized committee of microbiology and immunology, of public health service test of Guangdong Prevention Medicine Association. Hold a concurrent post of Guangdong metrology accreditation and CANS biological safety laboratory accreditation.