Surnamed tang, a contemporary Han nationality with a population of 2 million, is the 10 1 surname in China, accounting for about 0. 16% of the national population. In the 600 years since the Ming Dynasty, the population of surnamed tang increased from 6.5438+0.9 million to more than 2 million, an increase of nearly 654.38+0. 1 times, and the population growth rate of surnamed tang was lower than that of the whole country. During the period from 1000 since the Song Dynasty, the population growth rate of the Tang family has been in a shaping state. At present, the distribution of surnamed tang in China is mainly concentrated in Hunan, Jiangsu, Fujian and Hubei provinces, accounting for about 45% of the total population of surnamed tang, followed by Sichuan, Zhejiang, Anhui, Guangdong and Jiangxi, with 27% in surnamed tang. Hunan is the largest province in surnamed tang, accounting for 17% of the total population of surnamed tang. A high proportion of surnamed tang in the Yangtze River valley has been formed in China. In the past 600 years, the degree and direction of population migration in surnamed tang are quite different from those in the Song, Yuan and Ming Dynasties. The migration from the east to China and Sichuan has become the mainstream of migration in surnamed tang. Surnamed tang is widely distributed, but it is unevenly distributed among people.

In Hunan, Jiangxi, Zhejiang and Shanghai, Fujian and Taiwan, southern Anhui, Jiangsu, most of Hubei, most of Guangdong, most of Yunnan, northwestern Heilongjiang and northeastern Inner Mongolia, surnamed tang accounts for more than 0.27% of the local population, and the central region can reach more than 0.7%, covering 63% of surnamed tang's population. Surnamed tang accounts for 0.09%-0.27% of the local population in northern Anhui, eastern Shandong, northern Sichuan, Chongqing and Guizhou, western Yunnan, Guangxi, western Guangdong and Shanghai. About 32% people surnamed Tang live in this area.