How to identify the skin color after cupping?

The reaction between cupping and printing pigment is as follows:

1, purple and dark altar seal: generally speaking, it means insufficient blood supply, irregular menstruation and blood stasis.

2, the jar is purple and has patches: generally speaking, it means cold coagulation and blood stasis.

3. Pot marks are scattered in purple spots with the same depth, indicating qi stagnation and blood stasis.

4. The jar seal is bright red: generally speaking, it means yin deficiency, deficiency of both qi and blood or fire flourishing due to yin deficiency.

5, the can is printed red and dark: it means that the blood fat is high and there is heat evil.

6, cans printed with gray, touching but not warm, mostly for deficiency cold or dampness.

7. There are dermatoglyphics or slight itching on the surface of the can print: indicating wind evil or wet evil.

8. There is moisture on the inner wall of the tank: it means that there is moisture in this part.

9. Blisters appear on the canned food, indicating that the moisture in the body is heavy. If there is blood in the blister, it is a reaction of damp-heat toxin.