National flags fly outside a dormitory building in Zhejiang University of Technology in Hangzhou, capital of east China's Zhejiang Province, on Sept. 20, 2009.

Tens of thousands of students signed on the flag to celebrate 60th anniversary of the founding of PRC.

Students in the Zhejiang University of Technology initiate an activity that hanging national flags on their dormitory balconies to celebrate the upcoming 60th anniversary of the founding of the People's Republic of China. More than 1000 national flags have been fluttering in the breeze in the college.

Two students hang the national flag on the balcony of their dormitory in Zhejiang University of Technology in Hangzhou, capital of east China's Zhejiang Province, on Sept. 20, 2009.

Editor:Xie Fang