Pneumoconiosis is an occupational disease. Long term exposure to dust environment and inhalation of large amounts of dust cause diffuse fibrosis in the lungs, which eventually leads to gradual loss of lung function. The clinical manifestation can be repeated cough and phlegm, but this kind of disease is not related to seasonal changes. Some patients with pneumoconiosis can be accompanied by chest pain, which is characterized by unfixed location of the disease and may also show acupuncture like chest pain. Treatment of pneumoconiosis: 1. At present, only symptomatic treatment can be done, mainly to get rid of the working environment of this kind of dust in time after diagnosis to avoid further aggravation of the disease. In fact, if you work in a dust working environment, first of all, you need to do a good job of protection. The focus of this disease is prevention, not treatment after getting sick. Prevention is self protection, Wear dust mask and dust mask. 2. The change of the working environment, for example, the need to humidify now means that the work environment is humidifying. The dust is much smaller, mainly due to the two aspects of protection. 3. Do physical examination, lung function examination, etc. to avoid colds, respiratory tract infection, proper exercise, enhance lung function, vital capacity, etc.