Group 1 - The core viewpoint of the article is that Zhiyuan Robotics has received authorization for its patent related to head and neck components and humanoid robots, which aims to improve the realism and appearance of humanoid robots [1][2] Group 2 - The patent involves a head and neck component design that addresses issues of realism and aesthetic appeal in humanoid robots [2] - The head component features a first accommodating space and an opening, while the neck component is positioned to allow for a seamless transition between the two, enhancing the overall realism [2] - The design allows for the neck component to fit into the head component through the opening, facilitating smooth rotation of the head relative to the neck [2]