Nasolabial groove position, that is, the bottom of the nose, the tip of the nose on both sides is called the nose, the nose and cheek junction is the nasolabial groove, the normal nasolabial groove is very obvious, the two nasolabial grooves are symmetrical existence, but when there are a number of diseases, there will be the disappearance of nasolabial grooves, such as facial paralysis, it will appear on the side of the disease nasolabial grooves disappeared, the corner of the mouth crooked and so on, the nasolabial grooves is a very important structure to constitute the facial aesthetics, so there is no important physiological nasolabial grooves, but the aesthetics and appearance have a great role in the appearance of any of the things that exist have existential value.