Hoping to boost his city's economic interaction with China, the mayor of Washington, DC, Vincent Gray, made a weeklong visit to Beijing, Shanghai and Suzhou in late June. It was his first international trade mission since Gray took office as mayor in early 2011.
Reporter: Tan Yingzi
Video: Derek Bosko
Photos: Sun Chenbei
Supervising Producer: Calvin Zhou, Charlene Cai
Senior Producer: Larry Lee, Ji Tao
Full story here: DC mayor: Chinese investors welcomed