1, health guidance and consultation: through various forms to introduce patients to the characteristics of pneumoconiosis and knowledge about non-smoking and prevention of complications, encourage patients to enhance confidence in overcoming the disease and actively cooperate with treatment. 2, respiratory muscle function rehabilitation: including abdominal breathing and lip reduction breathing, and diaphragm pacemaker application, instruct patients to use correctly, patiently adhere to, will play a very good effect on improving lung function. 3.Whole body rehabilitation exercises: such as outdoor walking, jogging, tai chi, qigong, bicycle, etc. are helpful to increase mobility and improve the quality of life. 4.Nutritional support: Mainly adjust the diet and recipes, such as giving enough calories, considering the appropriate ratio of carbohydrates, fats and proteins, as well as giving enough vitamins and trace elements. This is beneficial to enhance the body’s immunity and prevent respiratory infections. 5, home oxygen therapy: home oxygen therapy indications are: PaO2 ≤ 7.3kPa in remission for more than 3 weeks; PaO27.3-7.8kPa with right heart failure or erythrocyte pressure product ≥ 55%. Home oxygen therapy can extend life expectancy, reduce hospitalization and improve quality of life.