Molds, various molds and tools used in industrial production to obtain the required products by methods such as injection molding, blow molding, extrusion, die-casting or forging molding, smelting, and stamping. In short, a mold is a tool used to make molded objects. This tool is composed of various parts, and different molds are composed of different parts. It mainly realizes the processing of the shape of the article through the change of the physical state of the molded material, and is known as the "mother of industry".

 With the development of my country's industrial manufacturing, after decades of accumulation of mold manufacturing technology, mold products have gradually been applied to all walks of life, showing a development trend of simultaneous expansion in vertical and horizontal depth. With the improvement of mold manufacturing technology and increasingly fierce market competition, mold products are gradually being widely used in transportation equipment represented by automobiles, and light industrial products represented by household appliances, consumer electronics and plastic products.