Thermal transfer technology on ceramic mugs, need to be on the surface of ceramic arts and crafts spraying a layer of some special requirements of transparent resin color paper, the general is the special heat sublimation ink to print with the printer in ink or on special paper, through a certain pressure and temperature heating, then graphic transfer printing on the ceramic glass of good coating layer. The discoloration mark cup is made of thermosensitive and color-changing ink because of its reversible process.
Therefore, it is also known as "reversible temperature fading ink". When the temperature rises, the bottom layer is displayed.