1. It is best to use natural aged buffalo horn as the material of lacing bar. Yin and Yang lacing bars are made of female angle and male angle respectively.

2. "Tiaojin" has the effects of promoting blood circulation, removing blood stasis, softening and detoxifying, and can strengthen the body. When used on the face, it can improve blood color and skin brightness.

3, dial the role of reinforcement:

(1), face: improve the yellow, dull, dull, acne, spots, sagging and sagging skin. Dark circles and bags under the eyes.

(2) Body: dredge meridians, regulate qi and blood, cool blood and detoxify, moisten dryness and relieve itching. Improve fatigue, promote metabolism and eliminate edema.

4. lacing methods: knife cutting method, straight pulling method, reverse pulling method, net pulling method and point pulling method.