One-child policy
The one-child policy refers to the one-child limitation applying to a minority of families in the population control
Population control
Human population control is the practice of artificially altering the rate of growth of a human population.Historically, human population control has been implemented by limiting the population's birth rate, usually by government mandate, and has been undertaken as a response to factors including...

 policy of the People's Republic of China
People's Republic of China
China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres...

 (PRC). The Chinese government refers to it under the official translation of family planning policy. It officially restricts married, urban couples to having only one child, while allowing exemptions for several cases, including rural couples, ethnic minorities, and parents without any siblings themselves.