When drafting, first set a big action line, brief layout and structural treatment with charcoal strips, and then draw the specific structure and dynamics of each part in detail with pencils, which should be clearly and unambiguously conveyed. The pencil manuscript is marked with thick ink lines according to the requirements of the original manuscript, and then the pencil lines are erased, which is the original manuscript. When making a manuscript, cover it with cooked silk or cooked rice paper. Wipe lightly with rice paper, and it is easy to lose ink. Generally speaking, light-colored flowers are marked with light ink, and dark flowers and leaves are marked with heavy ink. Two pens can be used for sub-dyeing, one is dipped in color, the other is dipped in water, and a space should be left for sub-dyeing to show the next color. If the dyeing times are more, rubber alum water can be sandwiched in the middle. Cover dyeing is also called general dyeing. Under normal circumstances, the required tone should be good, light and even, and the number of dyeing should not be too many, and it should be straight and applied repeatedly. Finishing, mainly finishing the picture, adjusting the relationship, including the stamens. The point of meticulous painting is generally called "vertical powder". The color of the stamens should be strong and the powder should stand. The principle of punctate stamens is that light flowers match dark stamens, and dark flowers match light stamens. Its purpose is to make the brightness of the color reverse and play the role of finishing touch.