South Korea. SYP Rice cake machine (Rice Popper) is an equipment designed to make grain popped cakes and popped chips using only heat and pressure with 100% natural grain or pellets. SYP Rice Popper, which started to be produced in 2007 by Shinyoung Mechanics, has sold more than 3, 800 units in 80 countries around the world as of 2023, and uses