January–June 2026 | 11 Articles

Tech: Journal of Engineering Science, Volume 2, Number 1 (2026), presents a collection of peer-reviewed articles covering current developments in engineering, technology, industrial systems, environmental studies, digital innovation, and applied engineering. This issue features contributions from authors representing five countries—Indonesia, China, Nigeria, India, and Canada—with affiliations across seven Indonesian provinces (Bali, West Java, DI Yogyakarta, South Sulawesi, DKI Jakarta, East Java, and Central Java) and several international regions, including Anambra State, Abia State, British Columbia, Shandong, and Tamil Nadu. The authors are affiliated with 14 higher education institutions, including Universitas Muhammadiyah Jember, Universitas Pembangunan Nasional “Veteran” Yogyakarta, Universitas Hasanuddin, Universitas Ary Ginanjar, Universitas Islam Kadiri, Takumi Polytechnic, Universitas Duta Bangsa Surakarta, Shandong University of Science and Technology, Nnamdi Azikiwe University, Michael Okpara University of Agriculture, University of Victoria, S.A. College of Arts and Science, Vels Institute of Science, Technology and Advanced Studies, and SRM Institute of Science and Technology. Overall, this issue highlights the role of engineering science and technological innovation in addressing industrial, environmental, and digital challenges while fostering international academic collaboration.