A Tibetan girl presents a white hada to a representative of the Qinghai-Tibet Railway construction workers on the passenger train coded "Qing 1" which runs to Lhasa of southwest China's Tibet Autonomous Region from Golumd of northwest China's Qinghai Province, on July 1, 2006. [Xinhua Photo]

Passengers have their meals on the passenger train coded "Qing 1" which runs to Lhasa of southwest China's Tibet Autonomous Region from Golumd of northwest China's Qinghai Province, on July 1, 2006. [Xinhua Photo]