Na Badalung, C., Thongsang, S., Meesil, L., Wasaram, C., Samattapapong, N., Pontaweechai, P. and Klomjit, P. 2025. Application of Simulation Program to Increase Efficiency Production Line Core. Rajamangala University of Technology Tawan-ok Research Journal. 18, 2 (Dec. 2025), 78–88. DOI:https://doi.org/10.63271/rmuttorj.v18i2.265859.