In this short position paper, the project of building intelligent business information infrastructure using semantic web, ontology, description logics, and other related knowledge representation technologies is presented. From this short description of the project, the author and the participant of the project want to share and communicate with the experts in description logics area, and expand and sharpen their knowledge in description logics. There is a strong requirement from the business domain in Korea that there will be some technical assistant in the future intelligent business characterizing as autonomous implementation, operation, management, and update. For the realization of this requirement, it is required that technology related with artificial intelligence such as reasoning, inference, and knowledge representation. With these fields, the technologies of applying improvement of automation and intelligence of e-Business information system are also required for the realizat...