?SHANGHAI, April 4, 2012 (Xinhua) -- Stewardesses dressed in new uniforms wait for passengers to board a bullet train, which is bound for Nanjing, in east China's Shanghai Municipality, April 4, 2012, the last day of the national public holiday around the Qingming Festival. According to the Shanghai Railway Bureau which manages the railways in east China's Shanghai, Jiangsu, Anhui and Zhejiang, stewardesses serving the region's high-speed trains will put on new, more casual uniforms during weekends and public holidays starting from April, 2012, as an alternative to the original non-holiday uniforms. (Xinhua/Niu Yixin)