According to the sanitarian department and doctors, the passengers can travel to the plateau only after, finishing their physical examination and approved by the doctors. Passengers are not suitably travel to the plateau area where above 3,000 meters when they have one of the following diseases:
Each kind of nature heart disease, apparent heart heat abnormal or the heats are above 100 times per minute, the hypertension II, blood dissease and the brain vein disease.
Chronicity respiratory system disease moderate above blocking lung disease including bronchia tube asthma, bronchiectasis, pulmonary emphysema, activity pulmonary tuberculosis, dust pulmonary tuberculosis etc.
Diabetes out of control, the hysteria, epilepsy and schizophrenia.
All the symptoms including catching the heavy sickness cold, upper respiratory tract infection, the body temperature above 38 C or the body temp is below 38C but the system of the whole body and respiratory is obvious should postpone to enter the plateau area until recovered.
Once diagnosed has contracted the plateau pulmonary oedema, plateau hydrocephalus, a noticeable rise of blood pressure of plateau hypertension sickness, the plateau heart disease and plateau red blood cell increasing.
Highly dangerous pregnant women.