In this paper, through the examples of application of dyestuff production technique in fields such as synthetic fiber, p文中通过染料生产技术在合成纤维、芳纶纤维、碳纤维以及IT行业等其他工业部门的应用实例，论证了古老的染料工业对现代工业发展具有不可或缺的作用。