What’s going on with the water coming out of the zap four slit points?

Zapping the four suture points out of the water is a little yellowish-white transparent mucus to achieve the therapeutic purpose.
Four seam point is the name of the Chinese medicine point, for the meridian outside the point, located in the second, third, fourth, fifth finger palm surface, the proximal knuckle transverse stripe mid-point, the left and right count 8 points. It is the main treatment for noma, whooping cough and ascariasis, etc. The operation method is three-pronged needle puncture. The operation method is to prick the three-pronged needle to bleed or squeeze out a little yellowish-white transparent mucus.
Bleeding or squeezing out a little yellowish-white transparent mucus from three-pronged needles is a normal phenomenon, which belongs to the blood-letting therapy and is used for treating chancre, whooping cough, children’s food and cereal failure, and ascariasis.
Note that acupuncture treatment needs to be operated by a professional acupuncturist, not blindly operated by yourself to avoid causing injury.