Wongsiriamnouy, T., Khamdeang, T., Panyoyai, N. and Klinbun, J. 2022. Efficiency Evaluate of Ginger Candy Machine. RMUTP Research Journal Sciences and Technology. 16, 1 (Jun. 2022), 95–104. DOI:https://doi.org/10.14456/jrmutp.2022.8.