The gain was stronger than the most optimistic forecast in a Reuters analysts poll.
"We expect the total value of exports and imports to continue to increase in the fourth quarter, and total trade hopefully will post double-digit growth for the full year", he told reporters at a briefing. Imports were forecast to jump 13.5 percent in the same period.
Arrivals of unwrought copper, which includes anode, refined, and semi-finished copper products, stood at 430,000 tonnes last month, according tocalculations based on the data from the General Administration of Customs.
How Many Pretium Resources Inc (NYSE:PVG)'s Analysts Are Bullish?
The Firm is engaged in the acquisition, exploration and development of precious metal resource properties in the Americas. After $0.99 actual EPS reported by IDACORP Inc for the previous quarter, Wall Street now forecasts 70.71% EPS growth.
A rebound in China's exports this year has helped support Chinese economic growth this year. Exports to the United States were a record $40.9 billion in September, creating a record surplus of $28.1 billion with the country.
In addition to pointing to still robust demand, some of the surge in September imports may be due to companies "front loading" supplies ahead of a week-long national holiday in early October, analysts said.
Government measures to cool hot housing prices are also expected to start to weigh on property investment and construction.