Rc has high gold content. Rc is an international robot contest with a long history, huge scale and wide influence, with teams from all over the world participating. Rm is a new robot competition with small scale and influence. Moreover, remote control involves many fields, including robot soccer, home robots, rescue robots and so on. And require the participating teams to have a wide range of technologies and skills. However, rm has general requirements for the technical level and innovation ability of the participating teams, so these requirements make the rc gold content high.