Environment protection has aroused big concern in industrial development nowadays, and the printing industry has always been known as a big paper consumer and environmental pollution "contributor". In 1980s, Europe and the United States pioneered the concept of environment-friendly printing. China has also issued “Regulations for Environmental Labeling Products—Ink” since the 2008, which contains similar provisions of limited demand with those regulations of USA, EU, Japan, New Zealand and other countries. Environment-friendly ink is the key to achieve environment-friendly printing, and fine chemicals as an indispensable component is the sticking point to control. This paper describes the relevant laws of environment-friendly ink, types of environment-friendly colorant and the actual application, such as in inkjet and flexographic printing field.