Su'ao Cold Spring (Chinese: 蘇澳冷泉; pinyin: Sū'ào Lěngquán) is a cold spring in Su'ao Township, Yilan County, Taiwan.

The cold spring was discovered by the Japanese army in 1928.

According to Japanese researchers, the cold spring contains carbonic ion concentrations of 68ppm, the highest of all springs in Taiwan.

[citation needed] Su'ao Cold Spring contains a generous volume of carbon dioxide, which was in the past used to produce Ramune (Natural soda water).

This article about a location in Taiwan is a stub.