Low carbon economy is the new economy development mode and life philosophy which characterize low pollution, low energy cost and low emission, which comes down in one continuous line with circular economy and green economy mode. Under this circumstance, some applied technologies of energy saving and emission reduction have been developed at home and abroad, and the advanced textile chemicals have been playing the very important role among this progression. This special feature has introduced the status quo of ecological textile chemicals and their application process and effect. Affirmatively speaking, low carbon economy mode can help dyeing and printing industry restructure industry, which is a obligatory choice to improve the competitive ability in the domestic and international market so as to realize stable and long term development.