How did the blacks in Guangzhou enter the customs?

Here comes the tourist visa. Black Africans from Guangzhou came in under the banner of traveling to China. Tourist visas are easy to handle, and it is more convenient to enter Guangdong. Guangzhou is a national historical and cultural city. Since the Qin Dynasty, Guangzhou has been the administrative center of counties, states and governments. It has always been the political, military, economic, cultural and scientific and educational center of southern China, and the birthplace and prosperity of Lingnan culture.