List of Chinese treaty ports

In the 19th and early 20th century, these were the treaty ports in China.

III. Central ports

Port	Treaty	Open Date	Closed Date	Chinese Population
Shanghai, in Jiangsu province	Treaty of Nanking, 1842	opened officially 17 November 1843		651,000
Suzhou, also in Jiangsu	Treaty of Shimonoseki	opened 26 September 1896		500,000
Hangzhou, in Zhejiang	Shimonoseki Treaty	opened 26 September 1896		350,000
Ningbo, in Zhejiang	Shimonoseki Treaty	opened 26 September 1896		500,000
Wenzhou, also in Zhejiang	Chefoo Convention, 1876	opened April, 1877		80,000

V. Frontier ports

According to the customs statistics, 6,917,000 Chinese inhabited the treaty ports in 1906. The foreign population included 1837 firms and 38,597 persons, mainly Europeans, Americans 3447, Brazilians 16, Japanese 15,548, Koreans 47, subjects of non-treaty powers 236.