0387 - Copper Mine Under Construction In Southwestern China. Dongchuan City...Front

Copper Mine Under Construction In Southwestern China. Dongchuan City, a centuries-old copper producer in Yunnan Province, southwest China boasts of a modern mining and ore dressing complex. According to historical records, copper-smelting existed in the copper-rich Dongchuan city early in the eastern Han Dynasty over 1,800 years ago. A research institute was set up in the service of copper production, and mining and ore transportation have been mechanized. The Yinmin mining area under the Dongchuan Mining Administrative Bureau in Yunnan Province. Photo by Zhu Yuhu