Xu Tongyu, Ph.D. is a professor, doctoral supervisor, and dean at the College of Information and Electrical Engineering, Shenyang Agricultural University. He has been engaged in teaching and scientific research in the field of agricultural electrification and informatization for a long time. In recent years, he has mainly focused on low-altitude remote sensing research of drones. He has led the agricultural aviation team to carry out research on key technologies and methods such as the acquisition, analysis, and processing of crop phenotype information by low-altitude remote sensing of drones, rapid diagnosis of major crop growth information by low-altitude remote sensing of drones in Northeast China, and precise spraying by drones for plant protection.