A woman lays flowers at a memorial wall in Tangshan, north China's Hebei province, July 28, 2010. People from all walks of life came to a memorial park Wednesday in Tangshan to commemorate the 34th anniversary of the Tangshan earthquake happened in 1976. [Xinhua]

People come to a memorial wall to mourn for victims of the Tangshan earthquake in Tangshan, north China's Hebei province, July 28, 2010. People from all walks of life came to a memorial park Wednesday in Tangshan to commemorate the 34th anniversary of the Tangshan earthquake happened in 1976. [Xinhua]