With the development of technology, robots are increasingly becoming smarter. However, robot ethics have not kept pace with the development of this technology, and there is no universally accepted code for sound robot ethics. Some people are resistant to robots and worry that they will destroy humans one day. Against this background, it seems necessary to analyze the ethical issues of robots and study the ethical norms suitable for robots so that they can be more beneficial for humanity. In this study, we considered social robots as objects and analyzed the ethical issues that they pose.