The basic national conditions of China population are large population base and rapid population growth. According to the results of the sixth national census in 20 10, China's total population is 137 billion, accounting for one fifth of the world's total population, and it is the most populous country in the world. Since China vigorously promoted the family planning policy in the early 1970s, the momentum of excessive population growth has been effectively curbed. China has a large population base and a high proportion of teenagers, and the total population will continue to grow in the future.