Adoption of a proper design approach for manufacturers during production is very important for small to large scale industries. They have to check enhancing the product design cycle. Theoretically, it is said and advised to have a bottom-up CAD design approach for new product development since it lends more experimentalism. For instance for a sheet metal design engineer, working on large scale assembly designs such as a pump casing, they need to look at the larger view.
For more information, Read Article: https://www10.mcadcafe.com/nbc/articles/1/1517429/Successful-CAD-Product-Designs-Appropriate-Design-Approach