Name the 6 most populous cities in China.
The 6 most populous cities in China are:
1. Shanghai
2. Beijing
3. Chongqing
4. Tianjin
5. Guangzhou
6. Shenzhen
Complete the following task based on the instruction and optional input provided.### Instruction:
Name the 6 most populous cities in China.

### Output:
The 6 most populous cities in China are:
1. Shanghai
2. Beijing
3. Chongqing
4. Tianjin
5. Guangzhou
6. Shenzhen