A method for applying a powder or granule, wherein the powder or granule is continuously pulled out, by a screw feeder, from a supply unit for temporarily storing the powder or granule, the pulled-out powder or granule is allowed to fall to be received in a vibrating conveyor unit, the powder or granule is conveyed while being dispersed by vibration of a vibrating element of the vibrating conveyor unit, and the powder or granule is continuously applied on the base material from a sprinkling outlet of the vibrating conveyor unit an application device used for the same and a method for manufacturing a heat generating element using the same.