Changwu County, Shaanxi Province
Changwu County is a study in concentration: 90 percent of its 567 square kilometers lies atop the Binchang coalfield, holding 4.84 billion tons of explored coal reserves — 44 percent of the entire coalfield’s total. Five mines, four in operation and one under construction, cover 514 square kilometers of mining permits and ship a combined design capacity of 25.5 million tons per year. This is Xianyang‘s westernmost county — Shaanxi’s Western Gate — the strip of land wedged between Gansu’s…