According to Lambert-Beer and Kubelk-Munk theory, the method using spectrophotometer and color measurement was designed to determine the dyeing rate of blended fabrics in one bath.

A study is made from theory to practice on the application of far infrared heating technique system in dyeing and finishing process.

Yuxian paper-cut of "incised" and "colordian ran "mainly, it is the "three points dyeing division of labor " theory.