It was supposed to be a year of mine disruptions, with the market anticipating that multiple labour contract expiries would result in at least one strike.
Jiangxi Copper Mining News
China is the world's biggest consumer of the metal but its own copper mine production has been stagnating amid a broad crackdown on pollution, exacerbating a heavy reliance on imports.
Almost 18,000 lots traded in debut day, equal to 90,000 tonnes of metal.
Jiangxi Copper Co, one of China's top copper producers, posted its biggest quarterly profit in 3-1/2 years on Friday thanks to higher copper prices.
"We expect copper prices to hover around highs in 2018."