Xiao Xiumei, female, born in 1963, is a senior engineer of Tianjin Geological Research Institute and a national quality inspector of jewelry and jade. 1984 graduated from the Department of Geology of Taiyuan University of Technology, and is currently the director of the jewelry appraisal laboratory of Tianjin Institute of Geology. Engaged in geological research, jewelry appraisal and teaching for 22 years. As a technical backbone, he has participated in 8 geological research projects, of which 2 won the second prize of provincial and ministerial scientific and technological progress. As the technical director and director of the jewelry appraisal laboratory, he has completed the appraisal and evaluation of hundreds of thousands of pieces of jewelry, and taught jewelry professional courses for Tianjin Vocational College and other institutions 10 years. Author of five academic papers.