Photo taken on April 21, 2014 shows a port of Liouciou Township in Pingtung County, southeast China's Taiwan. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)

A woman sells fishes on a street in Liouciou Township in Pingtung County, southeast China's Taiwan, April 21, 2014. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)

Photo taken on April 21, 2014 shows mango trees in Liouciou Township in Pingtung County, southeast China's Taiwan. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)

Tourists frolic beside vase rock, a landmark in Liouciou Township in Pingtung County, southeast China's Taiwan, April 21, 2014. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)

Photo taken on April 21, 2014 shows coral fossil of Liouciou Township in Pingtung County, southeast China's Taiwan. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)

Photo taken on April 21, 2014 shows flowers in Liouciou Township in Pingtung County, southeast China's Taiwan. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)

A tourist fishes on a shore in Liouciou Township in Pingtung County, southeast China's Taiwan, April 21, 2014. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)

Photo taken on April 21, 2014 shows 100-year-old banyan tree in Liouciou Township in Pingtung County, southeast China's Taiwan. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)

Photo taken on April 21, 2014 shows the seashore of Liouciou Township in Pingtung County, southeast China's Taiwan. Liouciou township, which locates 8-9 nautical miles away from the Taiwan Island, has an area of 6.8 square meters. (Xinhua/Huang Xiaoyong)