Objective:To prevent cross infection between confirmed patients and double negative patients,and between them and medical staff in the isolation ward of suspected patients with new coronavirus pneumonia. Methods:Transferring process chart was designed from four aspects of doctors,nurses,staff and patients. Results:There was no cross infection among 405 patients,doctors,nurses,and logistic staff. Conclusion:This process makes medical staff understand their positions and responsibilities,avoiding cross infection and better protecting all,so as to provide a reference for the clinical fight against the epidemic situation caused by new coronavirus pneumonia.