英为财情Investing.com - 周四 (15日)盘前，美股期货大升，道指期货升380多点，纳指期货升逾200点，小盘股指数期货劲升2%，美元骤升，黄金期货失守2500美元关口。 此前，美国零售 ...

BEIJING, Dec. 15 (Xinhua) -- China has maintained high utilization rates of wind and solar power, official data showed Sunday, suggesting the world's renewables powerhouse has ensured both speed and ...