Phungam, N., Hothong, B., Phoonsawat, S. and Settapramote, N. 2024. The Development of Mantou Product Supplement Purple Waxy Corn Flour. RMUTP Research Journal Sciences and Technology. 18, 1 (Jun. 2024), 160–171. DOI:https://doi.org/10.14456/jrmutp.2024.14.