The main cause of long-term low head neck pain is muscle strain, that is, muscle tension for a long time, resulting in muscle anaerobic metabolism enhanced, lactic acid accumulation and excessive pain. The main methods of treatment are as follows: 1. prohibit prolonged head down, which is the basis and premise of treatment, if you can not change the long-term head down, the root cause can not be removed, is not able to recover. 2. use hot water bags, local hot compresses, improve muscle blood circulation, promote lactic acid receding, but also need to pay attention to warmth, after the cold will aggravate the condition. 3. massage massage, improve the state of muscle spasm, promote local blood circulation. 4. wear a neck brace. The company’s main business is to provide a wide range of products and services to the market.