In a structure in which six active matrix regions 103 to 108 are integrated on one glass substrate, horizontal scanning control circuits 101 and 102 are commonly disposed for the respective active matrix regions 103 to 105 and 106 to 108. The seat storage structure includes a frame having an axle positioned along a rear portion of the cushion and having a seat gear mounted to the axle. Methods for producing a maize plant that comprises crossing hybrid maize variety X13C758 with another maize plant. In addition, the present invention further provides a writing apparatus and a recognition system, wherein a device is installed in the writing apparatus for collecting sound signal generated during the writing process and a processing unit which adapts the foregoing method is used to recognize the motion trajectory of the writing apparatus so as to form the corresponding character.