Nantong High School of Jiangsu Province (Chinese: 江苏省南通中学 shortname: 通中, Tong-Zhong) is a high school in Nantong, Jiangsu, People's Republic of China.

[1] Alumni include 20 academicians of the Chinese Academy of Science and the Chinese Academy of Engineering, 5 summer Olympics game gold medalists, many nationally renowned artists, and an exceptional number of politicians and public servants.

Nantong High School of Jiangsu Province was funded in 1909 by Zhang Jian, a well-known industrialist and educator in the late Qing Dynasty.

The school motto is Cheng-Heng (Simplified Chinese: 诚恒; English: honesty in a man and perseverance in study).

Admission of pupils are judged almost exclusively by the scores in entrance exams.