This paper explores how information technology (IT) impacts theinteraction between manufacturing and marketing departments. Literature reviewis made to understand the relationship between interfunctional goals gap andactivities conflict within the two departments. The application of IT functionis proved to be an effective means which can reduce the degree ofinterfunctional goals gap, thereby reduce the conflict on activities level.This paper studies the interaction between manufacturing and marketingdepartments of six firms, located in the Hsin Chu Science-Based Industrial Park(HSIP) in Taiwan, from an information technology perspective. The methodologyemployed herein is based on case study, the analysis of six cases has lead to 9hypotheses. This exploratory study aims at the decision-making, andcommunication capacity of IT on manufacturing and marketing departments, throughinterdisciplinary research.