NCC security ink technology series: including fluorescent security inks, security inks temperature change, water change ink security, daylight color ink security, security light-induced change inks, optical variable ink security, storage security light ink. The use of our optical variable ink, temperature change, smell, feeling wet and luminous materials to blend with the sun so that the printed product color, temperature, color, water color, aroma and the magical effects of light in the dark, is that you develop new products and companies. The ink can also be made of a series of functional security features that make your product in the sales process from the effect of fake and shoddy products.