The benefits to outsourcing the design transfer into manufacturing process are leveraging multidisciplinary expertise have breakthrough ideas from other industries and technologies and be able to expand without needing to maintain the technology in-house. Expand internal engineering capabilities helps to use the other company’s full time staff to work on the necessities for this design transfer to manufacturing and reduces the payment for excess labor. In addition, working with the external team to set and manage project timelines, it helps to control project cost, and reduce the time to market. Along with sharing the information with external manufacturing, there are ways to protect the intellectual property rights and still allow the company keep its competitive edge.
http://www.mddionline.com/article/10-reasons-outsource-design-and-development