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
Mainland Travel Permit for Taiwan Residents differences, such as a different color scheme. Newer permits are also valid for 5 years. This entry permit serves also as the "de facto" ID card for ROC nationals who are residents of Taiwan in Mainland China. As a result, the permit can be accepted in cases of real estate purchasing, banking, medical treatment, insurance, employment, and more. Due to its usage as an ID card and the increasing instances of Taiwanese's long-time stay and settlement in Mainland China, the Taiwan Affairs Office announced that effective from 24 September 2008, the serial number of Mainland travel permit for Taiwan residents