It was also known as ASVA ACTIVE. Plastic product including extrusion, injection and film process is made of plastic raw material melt with high temperature by extrusion molding equipments. The quality of plastic product is directly and closely related to the compaction and drawback rate for molding product. The moisture content in raw material will directly impact to the quality of plastic product. The moisture will become steam in the process of plastic product and lead to drawback with bubble, crackle, spot and hole in plastic product, so that it influence the mechanics property and appearance of plastic product.