As the festive travel rush continues in China ahead of the Lunar New Year holidays, Lulu, a German Shepherd police dog, is still on duty. /VCG photo

To help keep tens of thousands of travelers safe as they return to their hometowns, Lulu works hard at the Lanzhouxi Railway Station in northwest China’s Gansu Province. /VCG photo

Her job is to check luggage at the security checkpoints, and patrol the platforms for suspicious items or individuals. /VCG photo

According to China’s security authority, police dog teams will help safeguard public security at transportation hubs from January 1 until the conclusion of China’s two sessions. /VCG photo