Would you leave the amenities and comforts of living in a city to relocate to a village? Zhou Chaojun did exactly that.He used to be an official with the Guangzhou Bureau of the Chinese Ministry of Commerce. But in 2016, Zhou volunteered to serve in the rural area of the southern province of Guangdong. With a smartphone at hand and a set of entrepreneurial ideas, he moved to Jiaowan Village to help with rejuvenation efforts there.