The nation required 4.2 million kilometers (2.6 million miles) of copper cables in December, the most in nine months, to satisfy demand for electric grids, housing, autos and exports. That’s enough to go around the 40,075-kilometer equator about 105 times. hina, the world’s most-populated country and responsible for about 40 percent of world copper consumption. Copper use in China will jump 8 percent to a record 8.833 million metric tons this year, boosting global demand and creating a 6,000-ton product deficit versus a surplus of 216,000 tons in 2012, according to Goldman Sachs Group Inc.
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