If you want to go to Jiuzhaigou, the elderly, what should you do if you are afraid of high rebellion?

1. We are going by car, starting from Chengdu to Jiuzhaigou. When we arrive in Jiuzhaigou, the altitude will rise to more than 3,000 altitudes, so think carefully. 2. The suggestion is to drive there. There is an adaptation process from low altitude to high altitude, so It won't react too much, drive back and forth for 16 hours, 3. There are also planes flying directly to Huanglong