A stewardess serves hot water for a passenger on the high-speed train C8214 from Zhongwei to Yinchuan, in northwest China's Ningxia Hui Autonomous Region, Jan. 22, 2020. Staff members are improving services for the first Spring Festival travel rush of Ningxia's first high-speed railway, which was opened in 2019. (Xinhua/Feng Kaihua)