Mr. Yang Jiao has been engaged in the research of food, chemical technical trade measures, risk analysis and risk warning. Mr. Yang has been awarded with the second and third prizes of the scientific and technological inspections at the ministerial for the research projects he participated in. Additionally, Mr. Yang Jiao edited and participated in a dozen of related books. He has played a positive role in removing foreign technical trade barriers, establishing China's technical preventive measures system, and promoting the development of foreign economic trade.