Ping Yao is a professor, doctoral supervisor, director of the Preventive Medicine Experimental Center, and New Century Excellent Talent of the Ministry of Education. He graduated with a master's degree in food chemistry and analysis from Huazhong Agricultural University in 1998 and has been working at Tongji Medical College of Huazhong University of Science and Technology ever since. During this period, he obtained a doctorate in nutrition and food hygiene from Tongji Medical College of Huazhong University of Science and Technology (2005) and then went to Charité Medical School of Humboldt University in Germany for postdoctoral studies. In recent years, as the person in charge, he has successively presided over the research of three National Natural Science Foundation projects and participated in the research of "973", "Eleventh Five-Year Plan" Science and Technology Support Plan and many National Natural Science Foundation projects. He is a member of the Cell Biology Branch of the Chinese Medical Association, a director of the Hubei Nutrition Society, and a director of the Hubei Toxicology Society. The project he participated in, "The effects of vitamin A and zinc deficiency and supplementation on mouse embryo development and the intervention and conversion rate of human dietary β-carotene", won the third prize of Hubei Science and Technology Progress Award and the second prize of Wuhan Science and Technology Progress Award (2003).