Microplastic surgery (injection of hyaluronic acid, botulinum toxin, etc.) belongs to the medical beauty program, and life beauty salons are not qualified to inject, but some unscrupulous businesses are driven by the interests, in the case of non-qualified still open injection program. However, some unscrupulous businesses are driven by profit and still offer injections without qualification. Moreover, in order to maximize the benefits, they use fake and shoddy products to impersonate regular products for approval, which brings great physical pain and mental stress to patients. Therefore, patients who need treatment are urged to go to regular medical institutions for treatment. After hyaluronic acid injection, the following points should be noted: 1. After hyaluronic acid cosmetic treatment, more ice and wet compresses can be applied to help reduce swelling. 2. Don’t do strenuous exercise within a short time after surgery. 3, there will be pain when performing hyaluronic acid cosmetic surgery, the pain varies from person to person. 4.All basic maintenance is normal after hyaluronic acid cosmetic surgery, but try not to pinch or massage within three days to avoid the displacement of hyaluronic acid. 5.The shape of hyaluronic acid should be fixed for 24 hours after injection, during which you should avoid touching the injection area. 6.Temporarily prohibit drinking and eating spicy food. 7.Temporary prohibition of sauna, oven and steam room. 8.Tracking within 1 week after injection, additional injections can be seen.