On 13th August, the 22nd Henan University Biweekly BioMed Seminar (HU-BBS) was held and Professor Lu Minghua delivered a keynote report titled Methods for Sample Pre-treatment and Detection in the Analysis of Drug, Food and Environment. Over 40 experts and scholars were present at the seminar. There were also experts and scholars as well as many graduate and doctoral students of Henan University joining in the seminar via online platform.