The current low-carbon economy is referred to an unprecedented level.Right-first-time dyeing of textiles is an important way of developing low-carbon economy.The new textile chemicals,including textile assistants(pretreatment and dyeing assistants) and dyes(new reactive dyes and disperse dyes etc.) applied in right-first-time dyeing of textiles were reviewed.They play an important role in promoting low-carbon economy and revitalizing printing and dyeing industry.