Rongzi (Jung Tzu) is the pen name of Wang Rongzhi, who was born into a Christian family in Jiangsu Province. She married the poet Luo Men in 1955 and worked at Taipei International Telecommunications Bureau until 1976, when she retired. She now lives in Taipei.
Rongzi started publishing poetry in 1951 and was one of the first women poets to publish in the postwar period. She later joined the Blue Star Poetry Society. To date she has published ten books of poetry in Taiwan and China.