Combination photo taken on Jan 16, 2013 shows policewoman Zhang Xia performs security checks at Yinchuan Railway Station in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region in the lower photo, and she expresses her wish on a piece of paper that all passengers could enjoy a safe journey in the upper photo. With the approach of the Spring Festival, the most important family union festival in China, railway staff members have fully prepared to receive the upcoming travel season. [Photo/Xinhua]