12-дюймовый герметичный герметичный уплотнитель для печати

this plastic heat sealer is the machine of mechanical seal packing container. in order to keep the product quality and avoid the loss of product, it can be used to seal the product after into the container. and you can use it with power-saving that save your money. the heat time is very short, and don't waste your time. the weight of this machine is light, you can use it easily.