The photo taken on June 12, 2006 shows the Dangla Railway Station, one of the 45 stations on the Qinghai-Tibet Railway, in southwest China's Tibet Autonomous Region. The 1,142-kilometer Qinghai-Tibet Railway, the first rail line linking Tibet with the rest of China, is expected to start trial operation on July 1. [Xinhua Photo]

A worker gives a final examination to the building of the Dangla Railway Station, one of the 45 stations on the Qinghai-Tibet Railway, in southwest China's Tibet Autonomous Region. [Xinhua Photo]

The photo taken on June 12, 2006 shows the Buqiangge Railway Station, one of the 45 stations on the Qinghai-Tibet Railway, in southwest China's Tibet Autonomous Region. [Xinhua Photo]

A worker looks at the building of the Tuotuohe Railway Station, one of the 45 stations on the Qinghai-Tibet Railway, June 14, 2006. [Xinhua Photo]