This poster encourages "Marrying late and practicing birth control for the revolution" in Jinan city, East China's Shandong province. [Photo/IC]
China changed its family planning policy this year to allow couples to have two children. During the years of the country's one-child policy, the government promoted population control with slogans and artwork on billboards, murals and signs. Let's take a look at some of these posters, which are now relics of the past.