how long should i stay in chengdu for a tour?

  1. what can i expect when travelling in chengdu?
  2. how far is it to airport from city center?
  3. how far to panda center from downtown?
  4. is it safe to travel in western sichuan?
  5. what can i expect while touring in sichuan west?
  6. how about the road conditions in western Sichuan