The layers could be of red lacquer (called tihung), black lacquer (tihei) or both (ticai). Because diao lacquer ware re quired more raw lacquer to produce and more labor to craft, it became one of the most precious kinds of lacquer ware.
由於漆的採集不易，價錢珍貴，而且一層一層堆疊厚度曠日廢時，經常得好幾年才能堆出上百層，雕漆因而成了漆器中最被珍藏的一種。