Specialized manufacturer of color changing products in the China mainland. Offer Thermochromic, Hydrochromic and Photochromic materials that are also available as Printing Inks, Labels and Plastic Concentrates. Our range of colour changing plastics are added into temperature indicating parts in colour change coffee mugs. Cold drink tumbler, and children's heat sensitive safety spoons and cups , as well as state of the art clothing, swim wear, T shirt printers or the leather notebook etc.