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Mobile World Congress

A humanoid service robot, featuring highly articulated hands and a friendly digital facial expression, shakes hands and greets two congress delegates in a high-tech exhibition hall. The scene captures the professional yet approachable nature of modern social robotics, emphasizing how Human-Robot Interaction (HRI) becomes a standard part of corporate networking and event hospitality during the Mobile World Congress (MWC) in Barcelona, Spain, on March 4, 2026. (Photo by Joan Cros/NurPhoto)

Mobile World Congress MWC 2026 Barcelona technology trade show telecommunications mobile industry smartphone launch consumer electronics innovation artificial intelligence AI technology 5G 6G mobile devices tech exhibition global technology event digital economy connectivity future technology Service Robot Humanoid Greeting Congress Delegates Networking Human-Robot Interaction HRI Social Robotics Professional Hospitality AI Assistant Automation Future Tech