The 20th National Congress of the Communist Party of China opened in the Great Hall of the People in Beijing on the morning of the 16th. To build China into a powerful socialist modernization country in an all-round way, the overall strategic arrangement is to take two steps: to basically achieve socialist modernization from 2020 to 2035; From 2035 to the middle of this century, we will build China into a strong, prosperous, democratic, culturally advanced, harmonious and beautiful modern socialist country. The next five years will be a critical period for the beginning of building a socialist modern country in an all-round way. (Liu Xinshe)