In daily life, plastic products produced by stacking mould can be found everywhere. Stacking mould is a high precision mould, it is fitting for mass production or the production of disposable plastic, such as spoon, knife, fork and so on. In a few decades, stacking mould in packaging products and many other small parts production have continuing access to new development. New design to stacking mould brings the traditional market the capacity of moulding multiple colors and multiple materials.