Li mountain range is located north from the south bank of Chou Shui river in Nantou's Jiji and south to Ji Guan mountain in Kaohsiung's Yanchao.

阿里山山脉北起从南投集集浊水溪南岸，南抵高雄燕巢鸡冠山。

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The geological, hydrogeological and engineering geological conditions are complicated in Guan Mountain region, with the ground water mainly as the rock and tectonic crevice water.

关山地区水文地质及工程地质条件复杂，地下水类型以基岩裂隙水和断层构造裂隙水为主。

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Guan Yan is a giant underground river cave, a total length of 12 km, originated from the ocean to the east of the mountain Guilin.

冠岩是一个巨型地下河岩洞，全长12多公里，发源于桂林东面的海洋山。

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