Once pneumoconiosis occurs, it can progress slowly even when removed from exposure and is difficult to cure. Pneumoconiosis can be categorized into Stage I, Stage II and Stage III according to the severity of the disease. 1. Stage I: Stage I is usually the early stage. The duration of the disease is usually shorter, the lungs are less affected, and the treatment effect is also the best. 2. Stage 2: If the patient’s disease progresses to Stage 2, then the pneumoconiosis has reached an irreversible stage, and the treatment mainly focuses on improving the symptoms and slowing down the disease process. 3. Stage III: When pneumoconiosis develops to stage III, the lung tissue of the patient may have undergone serious lesions, and the patient may develop upper respiratory tract infection, lung infection, interstitial fibrosis and other diseases. It is usually difficult to cure and the main purpose of treatment is to alleviate the symptoms and improve the patient’s quality of life. Pneumoconiosis patients are advised to seek timely medical consultation and active treatment under the guidance of physicians.