Small bumps all over the face, may be related to acne, cornu rashes, sweat duct tumors and other reasons, need to be on the cause of the drug or physical therapy. 1. For those caused by acne, topical antibacterial drugs such as clindamycin and retinoids such as adapalene can be used as prescribed by the doctor, and oral antibiotics such as doxycycline, retinoids such as viamin, and anti-androgen therapy such as spironolactone can be used; physical methods such as photodynamic therapy and laser therapy can promote the recovery of acne. 2. For those caused by milia, if the patients have no obvious symptoms, generally no treatment can be done; if the patients have aesthetic requirements, laser treatment can be carried out under the guidance of the doctor to remove milia. 3. For the sweat pipe tumor caused by the use of trichloroacetic acid and other chemical exfoliative drugs to repair the skin; feasible electrolysis, microwave thermocoagulation and other physical therapy to remove the skin lesions. It is recommended that the face is full of small bumps in time to go to the hospital, clear cause, under the guidance of the doctor for standardized treatment.