Two hundred and thirty miles to the east, the mountain of Rongyu ([Commentary]) (1) and two hundred and thirty miles east: Ke Case: Song Ben, Mao Shu [yǐ] Ben, dongxia with nan characters, He Zhuo [zhuō], Huang Pilie, Zhou Shuhan [tāo] proofreading. Two hundred and thirty miles to the east, (it is the mountain called Rongyu).) It is more copper on it, silver on its bottom, more willow and more grass [qǐ], and its insects are strange snakes and strange insects ([Comment] (1) 芑 [qǐ]: Wolfberry tree. (2) Worm: Hao Yixingyun: "Overseas South Jingyun, The Nanshan people use worms as snakes." There are many silver mines under the mountain, most of the trees are willow trees and goji trees, and the insects are mostly strange snakes and strange insects).