The invention provides a robot. The robot comprises a body and arms arranged on the body, a tray is arranged on the arms, a line through hole used for allowing a line to penetrate through is formed in one arm, and a control line connected with an executing device on the tray is arranged in the line through hole in a penetrating mode. According to the robot, the problem that in the prior art, a control line of a robot is prone to be damaged is solved.