12-year-old child face long small rice bumps, may be eczema, keratosis pilaris, infectious molluscum contagiosum, etc., need to consult a doctor to clarify the cause, through the general care, medication, etc. to prevent the removal. 1. Eczema, mostly due to local skin irritation or contact allergies caused by eczema, daily attention to skin cleaning and care, avoid contact with allergenic substances, etc., if necessary, you can apply hydrocortisone cream, glycerine lotion, etc. to relieve. 2. Keratosis pilaris, 12 years old face long small rice pimples may also be related to keratosis pilaris. You need to pay attention to the skin moisturizing, avoid the environment is too dry. If it is serious, you can apply topical retinoic acid cream and so on to treat it. 3. Molluscum contagiosum, this is a viral infection caused by a disease, manifested in the raised in the skin of the corn-like spots, can be in the doctor’s guidance with pincers, can also be used laser, liquid nitrogen freezing and other physical methods of treatment. The 12-year-old child’s face long small rice bumps, there may also be other reasons, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, give targeted treatment or treatment. The medication should be in accordance with the doctor’s instructions.