Prof. Dr. Yongjun Wu is a professor at Zhengzhou University. He received his Bachelor of Science degree from East China Normal University in Shanghai in 1991, his Master of Science degree from Zhengzhou University in 1996, and his Doctor of Science degree from China Pharmaceutical University in 2001. From 2013 to 2014, he went to the University of Waterloo in Canada as a visiting scholar. He was promoted to associate professor in 2002 and professor in 2009. His main research interests include application of drug analysis and data mining technology in early diagnosis of lung cancer. He is currently a member of the carcinogenic Professional Committee and Secretary-General of the Chinese Society of Environmental Mutagens. He is also a Member of the Biochemical and Molecular Toxicology Committee, Chinese Society of Toxicology; the Vice Chairman of Pharmaceutical Analysis and Informatics Committee of China Medical Information Society; and an honorary director of Zhengzhou Institute of Health Inspection.