Group 1 - The core viewpoint of the article is that magnetic sensors are utilized in humanoid and industrial robots, specifically magnetic encoders and various Hall sensors, for detecting angles, movements, and displacements [1] Group 2 - The company, 美芯晟, confirmed that multiple magnetic sensors are essential components in humanoid robots [1] - The application of these sensors is crucial for monitoring the posture and movement of robotic parts [1]