It usually takes one to two months, depending on what you study, and the time required is different. The color courses of Anna Su in Wuhan include color foundation, color system recognition, color psychology, color and home decoration color science, various 20 color matching methods, female color diagnosis technology, male color diagnosis technology, female style diagnosis, male style diagnosis, TPO makeup method, international brand body etiquette, silk scarves, wardrobe layout and accompanying career planning.