The most classic saying about Chongqing that I know is as follows:

1. It is a foggy city.

2. Chongqing welcomes you.

3. Upright and bold.

4. Passionate.

5. Life cannot be without passion.

6. The taste of Chongqing.

7. Legends of the world.

8. The charm of a mountain city.

9. The capital of hotpot.

10. Chongqing spirit.

11. Mahjong hot pot, regardless of family.

12. Chongqing Zaier.