Pingtung Plain is a plain

Plain

In geography, a plain is land with relatively low relief, that is flat or gently rolling. Prairies and steppes are types of plains, and the archetype for a plain is often thought of as a grassland, but plains in their natural state may also be covered in shrublands, woodland and forest, or...

 area including parts of Pingtung County

Pingtung County

Pingtung County is a county in Southern Taiwan. Pingtung County is officially administered as a county of the Republic of China . The oldest national park in Taiwan, Kenting National Park, was established in Pingtung County in 1984...

 and Kaohsiung City. It includes the alluvial fan

Alluvial fan

An alluvial fan is a fan-shaped deposit formed where a fast flowing stream flattens, slows, and spreads typically at the exit of a canyon onto a flatter plain. A convergence of neighboring alluvial fans into a single apron of deposits against a slope is called a bajada, or compound alluvial...

 of Kaoping River

Kaoping River

The Kaoping or Gaoping River is a major river in Taiwan. It flows through Kaohsiung City and Pingtung County for , draining a basin of , with an average discharge of ....

, which forms the largest drainage area of rivers in Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

, and also passed by other shorter rivers such as Tungkang River, Linpian River (林邊溪) and Shihwen River (士文溪). The plain faces the Taiwan Strait

Taiwan Strait

The Taiwan Strait or Formosa Strait, formerly known as the Black Ditch, is a 180-km-wide strait separating Mainland China and Taiwan. The strait is part of the South China Sea and connects to East China Sea to the northeast...

 on the southwest, lies to the east of Kaohsiung City, and at the west of Central Mountain Range

Central Mountain Range

The Central Mountain Range, also known as the Chungyang Range , is the principal range of mountains in Taiwan. It runs from the north of the island to the south.Due to this separation, connecting between the west and east is not so convenient...

.