Group 1 - The article discusses the digital service demand chain for government and enterprise clients, highlighting the strengths of IT companies and telecom operators in different areas of this chain [2] - IT companies excel in hardware manufacturing and software development, while telecom operators are proficient in communication networks, cloud services, and customer support [2] - The capabilities of IT companies allow them to integrate digital demand chains from a product perspective, while telecom operators can integrate from a customer perspective [2] Group 2 - IT companies and telecom operators represent two distinct types of enterprises: R&D manufacturing firms and operational service firms, respectively [3] - R&D manufacturing firms focus on specialized division of labor and centralized organization, while operational service firms prioritize user proximity and decentralized organization [4] - The core competencies of R&D firms revolve around advanced R&D and manufacturing capabilities, whereas operational firms focus on enhancing their operational and service capabilities [4]