After completing respiratory rehabilitation therapy as medically indicated, The patient's 6-minute walking distance increased by 47.4 ± 53.8 meters, the percentage of patients with the level of dyspnea mMRC 0 - 1 before the intervention was 48.4%, increased to 77.7%. The indices of ventilation function FEV1%, FVC% and FEV1/FVC% before intervention were 44%, 57.9% and 58%; respectivelyincreased to 46%, 59.7% and 59.6%.