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
Railway policemen conduct a drill with police dogs for the upcoming Spring Festival travel rush in Nanning, capital of south China's Guangxi Zhuang Autonomous Region, Jan. 18, 2019. (Xinhua/Lu Boan)
Railway policemen conduct a drill with police dogs for the upcoming Spring Festival travel rush in Nanning, capital of south China's Guangxi Zhuang Autonomous Region, Jan. 18, 2019. (Xinhua/Lu Boan)