Based on the exploration and practice of Chinese path to modernization, we answered the questions about the modernization of human society, and put forward the global civilization initiative for the first time, which demonstrated the political courage and responsibility of the CPC to face the common challenges of mankind, and provided a Chinese plan to promote the process of world modernization and the progress of human civilization. Observers noted that "the responsibility of political parties" is the common theme of many major home diplomatic events held by the CPC for major political parties around the world in recent years. The 2017 high-level dialogue between the CPC and the world's political parties, with the theme of "Building a community with a shared future for mankind and building a better world together: the responsibility of political parties"; The summit between the CPC and the leaders of world political parties in 2021 will be themed "Seeking happiness for the people: the responsibility of political parties". "The three important conferences have a common theme, which is meaningful," said Hu Zhengrong, director of the Institute of Journalism and Communication of the Chinese Academy of Social Sciences. Such theme design reflects the sense of responsibility and mission of the CPC from one side. At this high-level dialogue, leaders of over 500 political parties and organizations from over 150 countries participated in the meeting through video links. Some of them came from the ruling party, some from participating parties, and some from opposition parties, covering a wide range of regions such as Asia, Africa, Europe, the Americas, and Oceania. It is understood that the number of leaders and representatives of foreign political parties attending the meeting far exceeded the number of initial invitations. Chen Xulong, a professor at the School of International Relations at the University of International Business and Economics, said that by holding dialogue meetings, China has established a high-end political dialogue platform with broad representation and significant international influence. Here, political parties from various countries can not only exchange experiences in party and state governance, but also seek solutions to common problems and challenges. "We never force others to 'copy' China's practices, do not place our personal interests above others, but build a unique platform for dialogue and communication with political parties of various countries, and constantly expand the convergence of ideas and interests," Hu Zhengrong said. Inter party communication is an important component of developing national relations. Zhang Suqiu, an associate professor at the Institute of the Community of Human Destiny at Communication University of China, said that playing a role in inter party communication, making friends and forming good friendships can help enhance understanding and recognition of China's policies and propositions, consolidate China's partnership with all parties