Stacey Rassas, a quality control manager at a Suntech Power Holdings Co., a Chinese-owned solar panel manufacturer, examines a solar panel at a company facility in Goodyear, Ariz. The factory makes solar panels for one of the world's biggest solar manufacturers.

A pedestrian crosses a bridge over a new 30-mile highway leading north of the capital of Nairobi in Kenya. The $300 million road was built by three Chinese companies and financed by the African Development Bank and the Chinese Exim Bank. It has cut a trip that took several hours 18 months ago to 10 minutes, said Joseph Makori, a professional driver.