Geography of Taiwan and Green Island to the southeast, separated from the northernmost islands of the Philippines by the Bashi Channel. The islands of Kinmen and Matsu near the coast of Fujian across the Taiwan Strait have a total area of ; the Pratas and Taiping islets in the South China Sea are also administered by the ROC, but are not part of the Taiwanese archipelago. The island of Taiwan was formed approximately 4 to 5 million years ago at a complex convergent boundary between the Philippine Sea Plate and the Eurasian Plate. In a boundary running the length of the island and
Chekiang Province, Republic of China Chekiang Province, Republic of China Chekiang Province, Republic of China (1912–1955) was a former province in the Republic of China that abolished after the ROC Forces, ROC government officials and local residents were evacuated from Dachen to Taiwan in 1955 following the military defeat of ROC by People's Republic of China's People's Liberation Army forces during the Battle of Dachen Archipelago. After the Chinese Civil War, the Kuomintang-led Republic of China government lost its control in Mainland China and only held several east coast islands off Mainland Chekiang Province, including Dachen, Yijiangshan, Pishan, Toumenshan, Yushan Island and Nanji. After losing