Research of Knowledge Capacity in Knowledge-Intensive Business Services 并列题名：Research of Knowledge Capacity in Knowledge-Intensive Business Services Research on service value co-creation of knowledge-intensive business service system Research on service value co-creation of knowledge-intensive business service system. Research on the development of knowledge-intensive services 并列题名：Research on service value co-creation of knowledge-intensive business service system 并列题名：Research on the development of knowledge-intensive services Research on knowledge organization systems construction and knowledge services