In the 12th century the government of the Southern Sung dynasty declared that the Penghu Islands (including Taiwan) would be administered by Chinchiang county, Fukien province, just as Hainan Island in China’s southern territorial waters is a part of Kwangtung province.
Source: wiktionary
Jacques Amoyt in his volume The Manila Chinese traced Fukienese in the Philippines as originating from six hsien - Chinchiang, Nanan, Huian, T'ungan, Anch'i and Yungch'un and from the cities of Amoy (Hsiamen) and Chinchiang, formerly known as Ch'uanchou. Chinchiang hsien alone contains the ancestral homes of at least 50 percent of the emigrants.
Source: wiktionary
Another report said some people in Chinchiang in Fukien province saw Lt. Col. Fan flying along the seashore in the wrong direction and decided something must be happening.
Source: wiktionary