a manufacturing method and a thus produced white colored and a specified colored light - emitting devices are disclosed . the white colored led includes a resonant cavity structure , producing and mixing lights which may mix into a white colored light in the resonant cavity structure , so that the white colored led may be more accurately controlled in the hue of the generated white colored light , which efficiently reduces deficiency , generates a natural white colored light and aids in luminous efficiency promotion . the specified colored led is obtained in the similar manner as the white colored led . in addition to the resonant cavity structure , the light - emitting device also includes a contact layer , an n - type metal electrode and a p - type metal electrode .