Abstract: A cartoon drawer with built-in lamp comprises a disk, a tank formed on the central portion of the disk, a ground glass plate placed upon the tank and covering the tank to allow the light of lamp within the tank to transmit therethrough, a pair of positioning rulers placed on the top/bottom sided of tank respectively, and a pair of fixing plates placed on the outer sides of the rulers to guide the lateral sliding of the ruler. By using this arrangement, the cartoon drawer has a built-in lamp and the user only needs to place the cartoon drawer with the built-in lamp within the aperture of the cartoon-drawing table.