Dyes have various types, such as disperse dyes, reactive dyes, sulfur dyes, vat dyes, acid dyes, direct dyes, cationic dyes and so on. Among of those types, disperse dyes accounted for the largest consumption share. In 2016, consumption volume of disperse dyes was 631.27 K MT, with the share of about 44.8%, followed by reactive dyes, which held nearly28.5% consumption market share.