As we all know ,China is a developing country with the largest population in the world.There are about 1.3 billion people in China.The large population causes many problems both in cities and in the countryside.For example,in the poor countryside,farmers don't have enough land to grow crops,in those places people even don't have enough food to eat.In some cities,many young people can't find jobs.And there is more pollution in China.
The governmentofChina has successfully found its own way todeal with the problems.It has improved the population and family planning program ----"One family,one child."And China's national economy has developed at a high speed,the people's living standards greatly improved.