Vol. 5 No. 1 (2024)

This issue contains articles from different countries Indonesia, China, Vietnam. The authors/co-authors are from various institutions such as Qingdao Harbour Vocational & Technical College,Duy Tan University, National Research Institute of Mechanical Engineering Vietnam, Universitas Muhammadiyah Sumatera Utara,UPN "Veteran" Yogyakarta, Institut Teknologi Nasional Yogyakarta, Universitas Medan Area, and Universitas Teuku Umar.