Chinese national flag flies at half-mast to mourn for the victims of Yushu earthquake at Chinese Embassy in Rangoon, Myanmar, April 21, 2010. [Xinhua]

Staff members of Chinese Embassy to South Korea attend a mourning ceremony in honor of victims of the earthquake that hit Yushu of northwest China's Qinghai Province, in Seoul, capital of South Korea, April 21, 2010. [Xinhua]