Disclosed are a control method of plasma TV, a Bluetooth touch control pen and a plasma TV, the method comprising: configuring all or part of the pixel points of a plasma TV screen to transmit a light signal carrying pixel position information; a touch control pen receiving the light signal by contacting the screen, calculating the pixel coordinate values of the position of a contact point on the screen according to the pixel position information in the light signal, and transmitting the calculated pixel coordinate values to the plasma TV via Bluetooth transmission; the plasma TV conducting a corresponding operation according to the received pixel coordinate values. The present invention realizes a novel touch control solution for large screen plasma TVs, and the solution has good user experience and low cost.