An attendant stands next to a bullet train when a test run of the Nanjing-Hangzhou High-Speed Railway ends at Nanjing South Railway Station in Nanjing, capital of east China's Jiangsu Province, March 28, 2013. The new Nanjing-Hangzhou High-Speed Railway is a supplement to railway travelling within China's Yangtze River Delta. The 249-kilometer rail line will reduce travel time from Nanjing to Hangzhou to about an hour. [Xinhua]

Workers keep track of a bullet train's operational data during a test run of the Nanjing-Hangzhou High-Speed Railway on March 28, 2013. The new Nanjing-Hangzhou High-Speed Railway is a supplement to railway travelling within China's Yangtze River Delta. The 249-kilometer rail line will reduce travel time from Nanjing to Hangzhou to about an hour. [Xinhua]

A bullet train is ready for a test run of the Nanjing-Hangzhou High-Speed Railway from Hangzhou East Railway Station in Hangzhou, capital of east China's Zhejiang Province, March 28, 2013. The new Nanjing-Hangzhou High-Speed Railway is a supplement to railway travelling within China's Yangtze River Delta. The 249-kilometer rail line will reduce travel time from Nanjing to Hangzhou to about an hour. [Xinhua]

Media and railway workers take a bullet train during a test run of the Nanjing-Hangzhou High-Speed Railway on March 28, 2013. The new Nanjing-Hangzhou High-Speed Railway is a supplement to railway travelling within China's Yangtze River Delta. The 249-kilometer rail line will reduce travel time from Nanjing to Hangzhou to about an hour. [Xinhua]

A railway official holds a press briefing during a test run of the Nanjing-Hangzhou High-Speed Railway on March 28, 2013. The new Nanjing-Hangzhou High-Speed Railway is a supplement to railway travelling within China's Yangtze River Delta. The 249-kilometer rail line will reduce travel time from Nanjing to Hangzhou to about an hour. [Xinhua]