Core Viewpoint - The 2025 Huairou Great Wall Marathon successfully integrated humanoid robots as "pacing rabbits" for the first time in the history of national marathon events, showcasing a blend of technology and human experience at the Great Wall [1] Group 1 - The introduction of humanoid robots in the marathon provided real-time interaction, enhancing the runners' experience and motivation during the race [1] - The humanoid robot, standing 1.8 meters tall and wearing a "leopard" mask, was designed to match the runners' pace and provide encouragement, effectively acting as a supportive presence [1] - The robot was equipped with special running shoes and demonstrated a well-coordinated running style, maintaining an optimal distance to assist without overshadowing the participants [1] Group 2 - The event took place under favorable conditions, with participants running in the morning light and autumn breeze, contributing to a positive atmosphere [1] - The robot's ability to adjust its pace to support slower runners highlighted its role in promoting perseverance and camaraderie among participants [1]