Jurnal Optimasi Sistem Industri translated Journal on Optimizations of Systems at Industries (JOSI) is a scholarly periodical. JOSI publishes research papers, technical papers, conceptual papers, and case study reports. Article manuscripts are published after a thorough peer-review process. JOSI’s first edition was published in 2001. The journal publication is maintained by the Industrial Engineering Department at Universitas Andalas, Padang, West Sumatra, Indonesia as the publisher and addresses recent trends on optimizations made in soft systems aspects of industrial operations, and engineering. Discussions on hard systems are welcome if it optimizes the soft systems aspects as well as stated in the focuses and scopes. JOSI works closely with The Institution of Engineers Indonesia (Persatuan Insinyur Indonesia) and BKSTI (Badan Kerjasama Penyelenggara Pendidikan Tinggi Teknik Industri), which provides editorial members, peer reviewers, and authors, both are professional institutions related to JOSI's aims and scopes.