Enamelled metal on which the colors of the design are separated by bent wires or thin metal strings soldered to the metal object. The cells are filled with powdered enamel after which the object is heated until the enamels melt into the cells. The whole piece is then sanded and polished to an even surface after which the cloison wires is frequently gilded. A similar technique but in clay was used from Ming dynasty and onwards, see fahua.
See also: Champlevé