Stewardesses of the Beijing-Shanghai high-speed rail pose during a news conference at Hongqiao Station in Shanghai, East China, June 15, 2011. Approximately 400 stewardesses will serve the Shanghai section of the high-speed railway, among which 270 were selected from 3,000 candidates and the remainder selected from staff on other high-speed train services. The girls have been trained in accordance with standards for air hostesses. [Photo/CFP]

A conductor adjusts the scarf of a stewardess at Hongqiao Station in Shanghai, East China, June 15, 2011. [Photo/CFP]