The heating and water temperature of electronic components are automatically controlled by temperature controller. The heat--resistant device on the water surface can effectively prevent the evaporation loss of water. The platform is lifted and lowered to immerse the product in water. After the automatic platform is lifted, the product can be removed andloaded into the next batch of products. The structure is simple and sturdy, with all key components treated to resist the corrosive environment of food production and packaging workshops. Safe and hygienic design,easy to use and clean, simple maintenance.