Ideosoundgraphic character is classified according to character-component,which is a kind of character classifiction on the partial relation of character.Ideosoundgraphic writing system and soundgraphic writing system is classified according to character,which is a kind of writing system classification on the whole function of character. Ideosoundgraphic character as a unit and ideosoundgraphic writing as a system have different nature.They can not be mixed up.