Dscription: 1. Promote lesion repair, photon energy is absorbed by cell mitochondria, producing a series of photochemical reactions, accelerate local metabolism, accelerate cell growth, promote wound repair, shorten hospitalization time; 2. Rapid antibacterial and anti-inflammatory, increase the phagocytosis of neutrophils, rapid removal of pathogenic microorganisms, reduce local exudate, to achieve a good anti-inflammatory effect; 3. Significantly relieve pain, accelerate the removal of pain-causing substances and reduce the synthesis of pentazocine, and play a therapeutic role in acute and chronic pain.