January-June 2026 | 9 Article

Tech: Journal of Engineering Science, Volume 2, Number 1 (2026) presents a collection of peer-reviewed scholarly articles discussing various issues and innovations in engineering, technology, industrial systems, environmental studies, digital systems, and applied engineering. This issue features contributions from authors representing four countries: Indonesia, China, Nigeria, and Canada, originating from several provinces and regions including the Special Region of Yogyakarta, West Java, East Java, South Sulawesi, DKI Jakarta, Anambra State, Abia State, British Columbia, and Shandong. The authors are affiliated with a number of higher education institutions and academic organizations, namely from Indonesia: Universitas Muhammadiyah Jember, Universitas Pembangunan Nasional “Veteran” Yogyakarta, Universitas Hasanuddin, Universitas Ary Ginanjar, Universitas Islam Kadiri, and Takumi Polytechnic Bekasi; from China: Shandong University of Science and Technology; from Nigeria: Nnamdi Azikiwe University and Michael Okpara University of Agriculture; and from Canada: University of Victoria. Overall, the articles published in this issue demonstrate the significant contribution of engineering science and applied technology in supporting technological innovation, industrial efficiency, digital system development, environmental management, and the strengthening of both national and international academic collaboration.