In the five years since the 18th National Congress of the Communist Party of China, in the face of the external environment of weak world economic recovery, frequent local conflicts and turmoil, and intensified global problems, and in the face of a series of profound changes such as China's economic development entering a new normal, our party has adhered to the general tone of seeking progress while maintaining stability, faced difficulties, forged ahead, and promoted historic changes in reform, opening up and socialist modernization. These historic changes have a major and far-reaching impact on the development of the cause of the party and the country.

Profound changes have taken place in comprehensively strengthening the party's leadership. In view of the relatively common situation of the weakening of the party's leadership in the past period, the Party Central Committee resolutely put forward the major political requirements for upholding and improving the party's leadership, emphasizing that the party's leadership is the fundamental guarantee for doing a good job in all aspects of the work of the party and the country, emphasizing that the party, government, military and civilian studies, east, west, north, south, and middle, the party is the leader of everything, emphasizing the enhancement of the "four consciousnesses", resolutely safeguarding the core position of General Secretary Xi Jinping's Party Central Committee and the core position of the whole party, and resolutely safeguarding the authority and centralized and unified leadership of the Party Central Committee. Starting from political, ideological, organizational, work style, and discipline building, we should improve the system and mechanism for upholding the party's leadership, adhere to democratic centralism, strictly enforce the party's political discipline and rules, resolutely prevent and oppose individualism, decentralism, liberalism, self-centeredness, humanism, and sectarianism, improve the party's ability and determination to set the direction, plan for the overall situation, set policies, and promote reform, and ensure that the party always controls the overall situation and coordinates all parties. These major tasks and achievements have corrected the vague understanding and erroneous ideological understanding that have emerged over a period of time on the issue of upholding the party's leadership, reversed the phenomenon of weakening the party's leadership and the lack of party building in some localities and departments, realized the ideological unity, political unity, and unity of action of the whole party, and greatly enhanced the party's cohesion, combat effectiveness, leadership, and appeal.

Profound changes have taken place in the concept and mode of development. Since the 18th National Congress of the Communist Party of China, in the face of the unfavorable conditions and complex situation of the continued downturn of the world economy and the "three-phase superposition" of the domestic economy, as well as the prominent problems of unbalanced, insufficient, uncoordinated and unsustainable development, the Party Central Committee has decisively made a major judgment that China's economic development has entered a new normal, put forward the concept of innovative, coordinated, green, open and shared development, accelerated the improvement of the system and mechanism that makes the market play a decisive role in the allocation of resources and better play the role of the government, and unswervingly promotes the supply-side structural reform and unswervingly promotes" Three to one reduction and one supplement", successively promote the construction of the "Belt and Road", the coordinated development of Beijing-Tianjin-Hebei, the development of the Yangtze River Economic Belt and other major strategies, accelerate the adjustment of economic structure and the transformation of old and new kinetic energy, and vigorously promote targeted poverty alleviation and poverty alleviation, especially emphasizing the need to adhere to the correct view of political performance, not simply based on the GDP growth rate as a hero. These major works and achievements have brought about profound changes in the development concept of the whole party and the whole country, promoted China's economy from a stage of rapid growth to a stage of high-quality development, cultivated new impetus and expanded new space for China's development, and effectively promoted China's development to move forward in a higher quality, more efficient, fairer and more sustainable direction.

Profound changes have taken place in various institutional mechanisms. In view of the outstanding contradictions and problems existing in various systems and mechanisms in our country, the CPC Central Committee has decisively made a major strategic decision to comprehensively deepen reform, emphasizing that reform and opening up can only be carried out and not completed, and there is no way out for stagnation and retrogression; The more contradictions and difficulties there are in reform, the more we must dare to gnaw hard bones, dare to wade into dangers, dare to cut through the stubborn diseases that have accumulated for many years, and make all-round efforts to make breakthroughs in reform, make breakthroughs at multiple points, and advance in depth. In the past five years, General Secretary Xi Jinping has personally presided over 38 meetings of the Central Leading Group for Comprehensively Deepening Reform, reviewed and adopted more than 360 key reform documents, and launched more than 1,500 reform measures by relevant departments of the central and state organs. Reform measures related to people's livelihood, such as the separation of the "three rights" of rural land, the household registration system, the examination and enrollment system, and ecological and environmental protection, have been implemented one after another. Major achievements have been made in comprehensively deepening reforms, the vitality of development and innovation in the whole society has been significantly enhanced, and the people's sense of gain has been significantly enhanced.

Profound changes have taken place in the rule of law in an all-round way. In view of the relative lag in the construction of the rule of law in our country, and the situation that problems such as non-compliance with the law, lax law enforcement, failure to prosecute those who violate the law, and judicial injustice seriously affect social fairness, justice, harmony and stability, the Party Central Committee has decisively made a major decision to comprehensively advance the rule of law, and has made overall plans to strengthen the construction of scientific legislation, strict law enforcement, fair justice, and law-abiding by the whole people, and has made overall plans to advance the integrated construction of a country under the rule of law, a government under the rule of law, and a society under the rule of law, comprehensively advancing the reform of the judicial system, and improving the socialist rule of law system with Chinese characteristics. These major tasks and achievements have effectively improved the ability of state institutions to perform their duties in accordance with the law, effectively improved the ability of leading cadres at all levels to use rule of law thinking and methods to solve problems and promote development, effectively enhanced the awareness of the rule of law in the whole society, effectively promoted social fairness and justice, safeguarded the legitimate rights and interests of the people, and significantly enhanced our party's ability to use legal means to lead and govern the country.

Profound changes have taken place in the party's leadership over ideological work. In view of the intensification of ideological infiltration of our country by hostile forces at home and abroad and the serious interference brought about by various erroneous trends of thought and viewpoints on our country's reform, development, and stability, the Party Central Committee has resolutely made major work arrangements for strengthening the Party's leadership over ideological work, clarified its position on directional, fundamental, and overall issues in the ideological field, upheld the guiding position of Marxism in the ideological field, established and improved the responsibility system for ideological work, strengthened the management of propaganda and public opinion positions, strengthened the supervision of online public opinion, and dared to show its sword against erroneous ideas. We should dare to struggle and resolutely curb the hype and spread of all kinds of erroneous ideas. These major works and major achievements have greatly enhanced the party's leading power and discourse power in the ideological field, effectively reversed the passive situation that once appeared in the ideological field, the core socialist values have been deeply rooted in the hearts of the people, the excellent traditional Chinese culture has been widely promoted, the construction and management of the Internet have been continuously improved, the main theme has become louder, the positive energy has become stronger, the cultural self-confidence has been demonstrated, the national cultural soft power and the influence of Chinese culture have been greatly enhanced, and the ideological unity and unity of the whole party and society have been further consolidated.

Profound changes have taken place in the construction of ecological civilization. In view of the deterioration of the ecological environment that leads to unsustainable development and strong reaction of the people, the Party Central Committee has put the construction of ecological civilization in a more prominent position, implemented the strictest ecological environmental protection system, advocated the concept of "lucid waters and lush mountains are invaluable assets", emphasized that "we must protect the ecological environment like protecting our eyes", comprehensively strengthened the construction of ecological civilization system, comprehensively strengthened the improvement of the ecological environment, and strived to solve outstanding environmental problems that the people strongly resented, and actively participated in global environmental governance. The degree of attention and investment in the construction of ecological civilization is unprecedented. These major tasks and achievements have significantly enhanced the consciousness and initiative of the whole party and the whole country in implementing the concept of green development, effectively curbed the behaviors and tendencies of ignoring and destroying the ecological environment, and promoted the construction of a beautiful China to take important steps.

Profound changes have taken place in the modernization of national defense and the armed forces. In view of the many institutional obstacles and structural contradictions existing in the building of national defense and the armed forces, as well as the problems of unhealthy tendencies and corruption within the armed forces, the party Central Committee has resolutely made a major political decision to promote healthy conduct and discipline throughout the armed forces, convened an all-army political work conference in Gutian to make arrangements for political building of the armed forces under the new situation, and unswervingly launched the building of a sound party style and a clean government and the struggle against corruption. Persist in reforming and strengthening the army, comprehensively deepen the reform of national defense and the armed forces, form a new pattern in which the Central Military Commission is in charge of the general affairs, the theater is the main battle, and the services are the main construction, and promote the revolutionary reshaping of the organizational structure and force system of the people's army. Persist in administering the army according to law and strictly, and promote a fundamental change in the way the army is governed. We should uphold combat effectiveness, which is the only fundamental criterion, promote the rejuvenation of the army through science and technology, and strengthen training and preparation for war. Adhere to the overall planning of development and security, put forward the overall concept of national security, set up a central national security committee, comprehensively strengthen national security work, and give prominence to the maintenance of political security. These major measures and major tasks have strengthened the party's absolute leadership over the armed forces, made historic breakthroughs in the reform of national defense and the armed forces, reshaped the political ecology, organizational form, force system, and work style and image of the people's armed forces, raised the level of national defense and military modernization, significantly strengthened national security work, and significantly enhanced our ability to safeguard national sovereignty, security, and development interests.

Profound changes have taken place in major-country diplomacy with Chinese characteristics. In response to the severe challenges from the external environment, especially the intensification of containment, interference and containment by some Western countries, the CPC Central Committee has resolutely made strategic plans for the overall layout of diplomacy, adhered to the overall domestic and international situation, promoted all-round diplomacy, proposed to build a community with a shared future for mankind, adhered to the correct concept of justice and interests, clarified China's concept of global governance, new security, new development and globalization, advocated and promoted the construction of the "Belt and Road", built a global partnership network, and promoted the reform of the global governance system. China has made a series of new breakthroughs in its foreign work, forming an all-round, multi-level and three-dimensional layout of major-country diplomacy with Chinese characteristics. Assessing the situation and making meticulous plans, we have carried out the struggle to defend the rights of the Diaoyu Islands, established an air defense identification zone in the East China Sea and implemented normalized control, strengthened the control of key islands, reefs and sea areas in the South China Sea, and seized the opportunity to promote the construction of the expansion project of islands and reefs in the South China Sea, making a historic breakthrough in managing the sea and safeguarding sea power. These major works and achievements have greatly enhanced China's international influence, charisma and shaping power, created a peaceful international environment and a good surrounding environment for China's development, improved China's ability and level of participation in global governance, won the strategic initiative for China's development in the international arena, and made new and significant contributions to world peace and development.

Profound changes have taken place in comprehensively and strictly administering the party. In view of the many new major risks and tests facing the party's governance under the new situation, and the outstanding problems such as corruption within the party, the party Central Committee has resolutely made a strategic plan for comprehensively and strictly administering the party, and has promoted it with tenacious will and unprecedented intensity, and has made efforts to solve the outstanding problems that the people have the strongest reaction to and the greatest threat to the party's ruling foundation. Vigorously promote education on ideals and beliefs, carry out the party's mass line education and practice activities and the "three stricts and three realities" special education, and promote the normalization and institutionalization of "two studies and one doing" learning and education. We should strictly enforce the party's political discipline and rules, and resolutely correct unhealthy trends in the selection and appointment of personnel. Promulgated and persisted in the implementation of the eight regulations of the central government, strictly rectified the "four winds" problem, and resolutely opposed privileges. Comprehensively strengthen intra-party supervision, highlight the role of the sword of inspection, and achieve full coverage of inspections by central and provincial party committees. Adhere to the anti-corruption campaign with no forbidden areas, full coverage, and zero tolerance, and unswervingly "fight tigers", "swatting flies", and "hunt foxes", including seriously investigating and dealing with major corruption cases involving Zhou Yongkang, Bo Xilai, Guo Boxiong, Xu Caihou, Sun Zhengcai, Ling Jihua, and others. These major tasks and achievements have put a stop to some unhealthy tendencies that were considered impossible to stop in the past, overcome some common and stubborn diseases, formed an overwhelming situation in the anti-corruption struggle, and eliminated serious hidden dangers within the party and the state. The management of the party and the governance of the party have achieved a profound change from "loose and soft" to "strict and hard". The political life of the party has been updated, the political ecology of the party has improved significantly, the ideals and beliefs of the whole party have become firmer, the party spirit has become stronger, the party's self-purification, self-improvement, self-innovation and self-improvement capabilities have been significantly enhanced, and the party's ruling foundation and mass foundation have been more consolidated, providing a strong political guarantee for the development of the cause of the party and the country.