The article discusses the testing of puffed millet cakes using the SYP8502 rice cake machine model. The SYP8502 model is capable of producing 85mm circular rice cakes or chips and can produce 720-900 pcs of rice cake per hour. The article also provides information on the specifications of the SYP8502 model and its comparison with the SYP8501 model. The article concludes with contact information for Shinyoung Mechanics, the manufacturer of the rice cake machine.