The Catholic Church in China has a long and complicated history. John of Montecorvino was the first Catholic missionary to reach China proper and first bishop of Khanbaliq during the Yuan dynasty (1271–1368).

Quanzhou is a prefecture-level port city on the north bank of the Jin River, beside the Taiwan Strait in southern Fujian, People's Republic of China. It is Fujian's largest most populous metropolitan region, with an area of 11,245 square kilometers (4,342 sq mi) and a population of 8,782,285 as of the 2020 census. Its built-up area is home to 6,669,711 inhabitants, encompassing the Licheng, Fengze, and Luojiang urban districts; Jinjiang, Nan'an, and Shishi cities; Hui'an County; and the Quanzhou District for Taiwanese Investment. Quanzhou was China's 12th-largest extended metropolitan area in 2010.