Atudent band performs in Hong Kong, south China, May 4, 2008. Student groups in Hong Kong organized a parade to celebrate the May 4 Youth Day of China on Sunday.

A volunteer of urban management distributes the law propaganda brochures to students in Ninghe county of Tianjin, north China's municipality, May 4, 2008. A young volunteer campaign launched by the Tianjin Municipal Law-enforcing Bureau of City Comprehensive Administration to publicize laws and rules was held on Sunday, May 4, the Chinese Youth Day.