The two rivers run parallel from the Central Mountain Range east, flowing out of the mountains and into the valleys, past lush forests and rocks, until they meet in Yuli of Hualien, where they empty into the Hsiukuluan River.
有兩條發源於中央山脈的溪流，南北並列、由西向東，一路出山入谷，奔脫於茂林群岩間，最後在花蓮縣玉里鎮附近匯合，注入秀姑巒溪。