Control andor feedback are provided for message publication in a publishsubscribe messaging environment. The call control servers cause a mobile terminal accommodated in one of the control server to transmit the location registration request so that the mobile terminal accommodates in another control server according to a processing amount of control signals. The location of the preferred orientation may be marked on the shaft and used to assemble a golf club with the planar oscillation plane in a predetermined orientation. The lighting unit is located between the light guiding plate and the circuit board, and the light guiding plate is disposed on the baffle plate.