A field trip to S China's port city of Qinzhou

A worker is seen welding in the workshop of a local vehicle manufacturer in Qinzhou, a port city of South China's Guangxi Zhuang autonomous region, on Oct 24, 2011. [Photo by Rong Xiandong/chinadaily.com.cn]

Workers on the assembly line of a local vehicle manufacturer in Qinzhou, a port city of South China's Guangxi Zhuang autonomous region, on Oct 24, 2011. [Photo by Rong Xiandong/chinadaily.com.cn]