Taizhou is a city located at the middle of the East China Sea coast of Zhejiang province. It is located 300 km (190 mi) south of Shanghai and 230 km (140 mi) southeast of Hangzhou, the provincial capital. It is bordered by Ningbo to the north, Wenzhou to the south, and Shaoxing, Jinhua, and Lishui to west. In addition to the municipality itself, the prefecture-level city of Taizhou includes 3 districts, 3 county-level cities, and 3 counties. As of the 2020 census, its total population was 6,662,888 inhabitants whom 3,578,660 lived in the built-up area made of the three urban Districts and Wenling City now being largely conurbated.

Zhejiang is an eastern coastal province of the People's Republic of China. Its capital and largest city is Hangzhou, and other notable cities include Ningbo and Wenzhou. Zhejiang is bordered by Jiangsu and Shanghai to the north, Anhui to the northwest, Jiangxi to the west and Fujian to the south. To the east is the East China Sea, beyond which lies the Ryukyu Islands. The population of Zhejiang stands at 64.6 million, the 8th largest in China. It has been called "the backbone of China" because it is a major driving force in the Chinese economy and being the birthplace of several notable people, including the Chinese Nationalist leader Chiang Kai-shek and entrepreneur Jack Ma. Zhejiang consists of 90 counties.