The 4th Sinesia Conference is held under the theme “Knowledge, Innovation, and Global Impact” as a platform for academics, researchers, practitioners, policymakers, and students to exchange ideas and present innovative research that contributes to global progress. In an era characterized by rapid technological advancement and increasingly complex global challenges, the integration of knowledge and innovation has become essential for generating sustainable solutions and meaningful societal transformation. This conference aims to foster interdisciplinary collaboration, encourage the dissemination of high-quality research, and strengthen international academic networks. Through constructive discussions and scholarly contributions, the conference is expected to advance scientific development, promote innovation-driven initiatives, and create a positive global impact that supports sustainable development and the well-being of humanity.