Black dots on the neck usually refer to pigmented nevus or flat warts, which can be considered for application of medication, laser removal or surgical excision depending on the cause of the disease. 1. Pigmented nevus: it is a benign skin tumor of melanocyte origin. Generally no treatment is needed. Surgical excision should be considered for nevus cell nevus occurring in palm and plantar, waistline, armpit, groin and shoulder and other parts of the body that are prone to friction or injury. If there is a tendency of malignant transformation, it should be removed as soon as possible, and at the same time, histopathological examination should be done. 2. flat warts: is caused by the human papilloma virus (HPV) infection of the skin mucous membranes of benign superfluous organisms, normal skin color or light brown, more suddenly appeared, the number of more and dense, can be used externally retinoic acid ointment, but also the use of freezing, electrocautery, scraping and laser and other physical therapy, the number of skin lesions can be divided into batches of sub-therapeutic. Black dots on the neck may also have other causes, should be timely to the hospital, under the guidance of the doctor for treatment.