Geography of Taiwan and has an area of (including some minor islands). The shape of the main island is similar to a sweet potato oriented in a south-to-north direction, and therefore Taiwanese, especially the Min Nan speakers, often call themselves "children of the Sweet Potato". The central point of the island is the Geographic Center of Taiwan in Puli Township, Nantou County. The southernmost point of the island is the Taiwan Southernmost Point in Hengchun Township, Pingtung County. The island of Taiwan is separated from the southeast coast of China by the Taiwan Strait, which ranges from at its widest point to at
Free area of the Republic of China used, especially in contexts of trade and exchange. In contrast to the "free area" is the "mainland area", which the Act Governing Relations between the People of the Taiwan Area and the Mainland Area defines as "the territory of the Republic of China outside the Taiwan Area." However, on more practical grounds, the "mainland area" refers simply to mainland China. In addition, there are two other Acts defining other "areas": the "Hong Kong Area" and the "Macau Area". The hand-over of these former European colonies to the People's Republic of China necessitated laws governing the relations of the Taiwan Area