U.S. Treasury Secretary Janet Yellen arrives in Beijing

US Treasury Secretary Janet Yellen arrived in Beijing on Thursday, kicking off a visit aimed at improving communication between the world's two largest economies.

Yellen's trip through Sunday is her first to China as treasury secretary. The visit will see her seek to expand lines of correspondence, avoid miscommunications and widen collaboration on the global economy, climate change, debt distress and other issues, according to a Treasury official.