Deliveryman Luo Feilong calls customers to get their packages in Xi'an, capital of northwest China's Shaanxi Province, Feb. 3, 2019. Luo Feilong, a 31-year-old deliveryman from Shaanxi Province, has been delivering packages in a community of Xi'an for four years. Luo applied for being on duty during this year's Spring Festival holiday so that other deliverymen from outside the province can return to their hometowns for family gatherings. (Photo: Xinhua)

Deliveryman Luo Feilong (R) hands a package to a customer in Xi'an, capital of northwest China's Shaanxi Province, Feb. 3, 2019. Luo Feilong, a 31-year-old deliveryman from Shaanxi Province, has been delivering packages in a community of Xi'an for four years. Luo applied for being on duty during this year's Spring Festival holiday so that other deliverymen from outside the province can return to their hometowns for family gatherings. (Photo: Xinhua)

Deliveryman Luo Feilong wears a helmet before delivering packages in Xi'an, capital of northwest China's Shaanxi Province, Feb. 3, 2019. Luo Feilong, a 31-year-old deliveryman from Shaanxi Province, has been delivering packages in a community of Xi'an for four years. Luo applied for being on duty during this year's Spring Festival holiday so that other deliverymen from outside the province can return to their hometowns for family gatherings. (Photo: Xinhua)

Deliveryman Luo Feilong (3rd L) attends a meeting at a distribution center in Xi'an, capital of northwest China's Shaanxi Province, Feb. 3, 2019. Luo Feilong, a 31-year-old deliveryman from Shaanxi Province, has been delivering packages in a community of Xi'an for four years. Luo applied for being on duty during this year's Spring Festival holiday so that other deliverymen from outside the province can return to their hometowns for family gatherings. (Photo: Xinhua)