Rapid change of technical innovation and developmental speed integrated with the global commercial competitions that shorten the life cycle of brand new productions. In order to promote the result of new product development that gradually companies involved in a kind of collaboration between upstream firms and downstream firms. This paper adopts trust, asset specificity, and information sharing variables as preposition variables to analyze those preposition factors which influences the result on driving the new product development. The study adopts path analysis method to probe into the relationship between specific variables. The result listed as following: (1) Trust between collaborative partners obtains a positive influence asset specificity and information sharing. (2) Trust between collaborative partners, asset specificity, and information sharing are positively to influence collaborative design. (3) Participation level of collaborative design between partners is positively influence new development performance.
