Nguyen Phuong Anh, Nguyen Thi Xuan Hoa and Tran Thi Bich Ngoc 2025. Optimization model for flexible flow shop scheduling problem: Case study of telecommunication equipment industry. VNU University of Economics and Business. 5, 6 (Dec. 2025). DOI:https://doi.org/10.57110/vnu-jeb.v5i6.379.