In Eastern Han-dynasty metal resources,which include rock gold in Yongping,silver (Lead)in Gejiu and Luliang,iron in Jinning and Baoshan etc.were developed in large-scale.

• 至东汉大举开发矿产,如永平岩金,个旧、陆良的银(铅);晋宁、保山的铁矿等。