Li, Y. and Hussain, Y. 2026. The Mediating Roles of Teacher Behaviors and Classroom Management in the Relationship Between Teacher Professional Development and Student Engagement: An Empirical Study of Primary Schools in Nanchang, China. International Journal of Education, Humanities and Social Sciences. 3, 2 (Sep. 2026), 64–71. DOI:https://doi.org/10.70088/0kkzac02.