The photo taken on April 23, 2011 shows the commemorative stamp "The Centenary of Tsinghua University", in Beijing, capital of China. A issuing ceremony of commemorative stamp "The Centenary of Tsinghua University" was held Saturday, at Tsinghua University. The matched first-day covers, stamp folder and thematic stamp albums were also released. [Xinhua/Zhao Wanwei]
|