The price is generally 3000-4000 yuan, but the effect is not lasting. Generally speaking, it will be effective within one year. Because hyaluronic acid itself is a substance used by the human body to lock water. So it will also be absorbed. It's been almost half a year. If you want to be long-term, you still need artificial limbs. You can go to Beijing Yi/Mei/Er Happiness Hospital to find out. There are many experts with clinical experience there who have done very well.