Central China, South China, North China, East China, Southwest China, Northwest China and Northeast China.

1, Central China: including the central region of Henan, Hubei and Hunan provinces.

2. South China: the South China region including Guangdong, Guangxi and Hainan provinces.

3, North China: including the North China region of Beijing, Tianjin, Hebei and Shanxi provinces.

4, East China: including Shanghai, Jiangsu, Zhejiang and Anhui provinces in East China.

5. Southwest China: the southwest region including the five provinces of Chongqing, Sichuan, Guizhou, Yunnan and Tibet.

6, Northwest: including Shaanxi, Gansu, Qinghai, Ningxia, Xinjiang five provinces in the northwest.

7. Northeast: includes the northeast region of Liaoning, Jilin and Heilongjiang provinces.