Mold design is the process of creating a mold, which is a hollow container used to shape materials like plastic, metal, or glass. The design involves careful planning to ensure that the final product meets specific dimensions and quality standards. Engineers use computer-aided design (CAD) software to create detailed models of the mold, considering factors like material flow, cooling, and ease of removal. Once the mold design is finalized, it is manufactured using various techniques, such as machining or 3D printing. The mold is then tested to ensure it produces the desired results. Proper mold design is crucial for industries like automotive and consumer goods, where precision and efficiency are essential.