The cloisonné (or ''Jingtailan'', literally "Blue of Jingtai") metalworking technique and tradition is a Beijing art speciality, and is one of the most revered traditional crafts in China. Cloisonné making requires elaborate and complicated processes which include base-hammering, copper-strip inlay, soldering, enamel-filling, enamel-firing, surface polishing and gilding. Beijing's lacquerware is also well known for its sophisticated and intricate patterns and images carved into its surface, and the various decoration techniques of lacquer include "carved lacquer" and "engraved gold".