To increase the productivity of the designer. To improve the quality of design. To create a database for manufacturing. To improve communication through documentation. Before implementing this software, all engineers used drafters and sheets to draw design a product. It took so much time for a designer to design a product. If the manufactured product didn’t satisfy the customer need or the manufacturers found any errors in the product after manufacturing, then they need to change the design of the product which was a time-consuming process. The designer needs to change the design of a product by erasing or sometimes he needs to use the new chart for designing it.