ICMMME aims to exchange innovations and new ideas in the field of manufacturing, material and metallurgical engineering under the theme Optimization of Mineral, Mining, and Material Resources for Economic Sustainability in The Digital Transformation Era. Interesting and important topics covered were metallurgy manufacture, innovative materials, materials modeling and optimization, corrosion and failure analysis, extractive metallurgy, biomaterials/biomedical applications, smart material applications and innovative manufacturing applications. The key goal of the conference is aimed at bringing together academicians, scientists, engineers, and researchers working in various disciplines of these fields to exchange views as well as to share their expertise, experience and research results, and discuss the challenges and future directions in their specialized areas of research in these fields.