Migrant seashell collectors

Two seashell collectors work on Chengsi Island, Zhoushan, East China's Zhejiang province on Aug 17, 2011. [Photo/Xinhua]

Li Feng, 26, collects seashells on a cliff on Chengsi Island, Zhoushan, East China's Zhejiang province on Aug 17, 2011. [Photo/Xinhua]

Specials

US Vice-President Joe Biden visits China August 17-22.

Li Xing, China Daily's assistant editor-in-chief and veteran columnist, died of a cerebral hemorrhage on Aug 7 in Washington DC, US.

Robots are not new to industrial manufacturing. They have been in use since the 1960s.