Abstract: The Long March is an immortal monument in the history of the Chinese revolution, a heroic epic of the Chinese nation, and a great feat in human history. By retracing the Long March, we can better promote the spirit of the Long March, inspire people's patriotism and national pride, and promote the construction of socialist spiritual civilization. The expert team of infectious and contagious imaging in China, led by the core leaders of the society, Professor Li Hongjun, Professor Lu Puxuan, and Professor Shi Yuxin, held a series of public welfare activities on the Long March of Infectious Imaging from March to November 2024. A series of public welfare activities have been held successively in Ruijin, Zhaxi, Longyan, Chongqing Qijiang, Guilin, Shijiazhuang, Huining, Guangzhou, Zunyi, Yan'an, and other places. On November 7th, a summary meeting was held in Xiong'an, Hebei. The forms of this series of activities are rich and diverse, including academic achievement exchange, gifting professional and popular science book boxes to grassroots, case discussion and consultation for grassroots medical institutions, and conducting red education. With the theme of "pursuing the Long March, promoting the spirit of the Long March, shouldering the mission of the times, and helping the rejuvenation of China", we adhere to the purpose of "promoting patriotism as the core, academic exchange and dissemination as the carrier, and strengthening team humanistic construction as the connotation". 208 experts participated in the event, 11 academic exchanges were held, and more than 2300 grassroots radiologists participated in the learning. 15 on-site academic guidance sessions at the grassroots level, and 5 multidisciplinary consultations for difficult cases at the grassroots level. This series of activities has achieved good social benefits and fruitful results, effectively promoting the better inheritance and promotion of infectious imaging, more grassroots services, and higher medical quality development, making the Long March spirit shine brightly in the construction of China's infectious disease imaging discipline. In order to further promote the development of China's infection and infectious imaging industry, a summary and commendation conference was held on November 7, 2024 in Xiong'an New Area, Hebei. During the conference, the "Bole Award", "Spark Award" and "Future Star Award" were commended.

Key words: Long March Spirit, Infection and Infectious Imaging, Discipline Construction