Do I need isolation when changing trains in Nanchong city?

According to the current policy, it should be isolated.

The national background is that from one city to another, the transit city does not need isolation, and the destination city needs isolation at home 14 days. However, the specific situation is analyzed in detail to see what the local epidemic prevention policy says. The simple method is high-speed railway station telephone consultation 1 14. It's the same to call the airport. They are all well aware of the epidemic prevention policy.