Taiwan Strait Taiwan Strait The Taiwan Strait, or Formosa Strait, is a -wide strait separating the island of Taiwan from mainland China. The strait is part of the South China Sea and connects to the East China Sea to the north. The narrowest part is wide. The Taiwan Strait is the section of sea between the Chinese mainland (in Asia) and the island of Taiwan. Much of China's Fujian Province is west of the strait, having the main islands of Kinmen, Xiamen (a major city overspilling into the mainland and including Gulangyu Island), Pingtan and Matsu just off its coast. The Penghu
Free area of the Republic of China such constitutional changes, the Republic of China's official borders were to be regarded as all of mainland China in addition to the territories it controlled. (Until the mid-2000s, maps published in Taiwan depicted mainland provincial and national boundaries as they were in 1949, disregarding changes by the Communist administration post-1949.) While the 1991 revisions of the Constitution granted the sovereignty rights to the Taiwanese people, it did not explicitly name Taiwan and instead used the term "free area" to maintain the notion that the Republic of China encompassed more than Taiwan. In ordinary legislation, the term "Taiwan Area" is usually