Prof. Dr. Dajiang Wang is currently an Associate Researcher and Master's Supervisor. He serves as the Deputy Director of the Liaoning Scientific Observation and Experiment Station for Crop Genetic Resources and Germplasm Creation, under the Ministry of Agriculture and Rural Affairs. His research topics mainly include Malus germplasm resources and rootstocks innovation, focusing on the survey, collection, and preservation of Malus germplasm, identification and evaluation of functional components and aroma substances in apple, screening and gene mining of anti-stress rootstock resources for apple, and apple resistant dwarfing rootstock innovation.