Nianzi Han and Arti Pandey 2026. The Mediating Role of Digital Transformation and Employee Engagement between Internal Service Control and Employee Performance in Chinese Department Stores in Xi’an. International Journal of Computer Information Systems and Industrial Management Applications. 18, 2 (Jul. 2026), 319–329. DOI:https://doi.org/10.70917/ijcisim-2026-2628.