Tough new rhetoric on China from some members of Germany's governing coalition has led to disagreement rather than unity on what the government's policy should be.

A booming migrant workforce helped propel China's growth in the past four decades. Now those workers are approaching retirement age and straining local governments and social services.

Middle- and upper-class Chinese are joining a migration wave to Japan.

Their parents saw decades of significant economic expansion. But today, China's young workforce faces the prospects of slower economic growth.