He stressed that since the 18th National Congress of the Communist Party of China, the Central Committee of the Communist Party of China has united and led the whole Party and the people of all ethnic groups to overcome many problems that have not been solved for a long time, and has accomplished many important things that matter for a long time. It has withstood the challenges of risks from politics, economy, ideology, nature and other aspects. The cause of the Party and the country has made historic achievements and undergone historic changes, It has provided a more perfect system guarantee, a more solid material foundation and a more active spiritual force for the great rejuvenation of the Chinese nation. We should widely publicize the strategic initiatives, transformative practices, breakthroughs and landmark achievements of the past 10 years, publicize the milestone significance of the great changes in the history of the Party, the history of new China, the history of reform and opening up, the history of socialist development, and the history of the development of the Chinese nation, and encourage the whole Party and people of all ethnic groups to strengthen their historical self-confidence, enhance their historical initiative, work hard, forge ahead bravely, and work together, Write a new chapter in building a socialist modern country in an all-round way and win new victories in socialism with Chinese characteristics. Li Keqiang, Li Zhanshu, Wang Yang, Wang Huning, Zhao Leji and Han Zheng visited the exhibition. It not only shows the political guidance and ideological guidance of the Chinese Communists in the new era, but also reflects the good style of the broad masses of the people who work together and start their own businesses. The exhibition consists of six exhibition areas, namely, the preface hall, the central comprehensive exhibition area, the local exhibition area, the prospect exhibition area, the outdoor exhibition area and the interactive exhibition area, covering an area of more than 30000 square meters. With more than 6000 exhibition elements, such as pictures, objects and models, the exhibition is rich in perspective and connotation. It displays the physical objects and models of independently developed key products that have leapt in China's scientific and technological level and manufacturing capacity, reflects the increasingly rich and complete medals and medals of the meritorious and honorary recognition system, and the national major publication project Renaissance Library, which vividly reproduces the physical objects, charts and pictures of the historical process of poverty alleviation and combating the COVID-19. The "five bases" coordinate with the simulation sand table of the three-dimensional remote sensing monitoring system of the sky earth integrated ecological environment, From time to time, they stop to watch, listen to explanations and ask about relevant information. Member of the Political Bureau and Secretary of the Secretariat of the CPC Central Committee, Vice Chairman of the Standing Committee of the National People's Congress, State Councilor, President of the Supreme People's Court, Procurator General of the Supreme People's Procuratorate, CPPCC National Committee in Beijing