In pics: Baiwan Smart Chicken Breeding Demonstration Zone in China's Hebei

A worker patrols the automatic egg-gathering system at the Baiwan Smart Chicken Breeding Demonstration Zone in Shenzhou, a city of north China's Hebei Province, Dec. 24, 2019. The demonstration zone provides over 150 jobs, and boosts the development of breeding and planting. (Xinhua/Li Xiaoguo)