On December 11th, China News Agency reported that the 6-episode large-scale documentary "Return", produced by the Film and Television Documentary Center of China Central Television and under the academic guidance of the Science and Technology Communication Center of the Chinese Association for Science and Technology, and produced by Central New Film Discovery Documentary Media, premiered on the CCTV Documentary Channel every night at 8 pm from December 11th to 13th, 2023. Poster for the documentary "Return". Image source: The Central Film Documentary Factory's "Return" is the first documentary in China to provide a panoramic view of the stories of scientists who returned from overseas to participate in the scientific and technological construction of New China in the 1950s. In the 1950s, scientists and international students stranded overseas faced a major life choice: whether to stay in Europe and America or return to China. Among them, more than 2000 people resolutely abandoned their superior living and research conditions and returned to their motherland, which was in need of improvement. Their return will face significant changes in their life destiny, and their return will have a profound impact on the development of New China. This is a story of an emotionally charged individual returning home, as well as an era story closely related to the fate of the country. During Qian Xuesen's time in the United States and during his house arrest, his friend Guo Yonghuai took a color video of Qian Xuesen's family; Hua Luogeng began leading the development of China's first computer as early as the 1950s; Atmospheric physicist Gu Zhenchao conducted world-class atmospheric data research as early as 1957; The touching stories of Xia Peisu, the founder of computer education, were all presented to the public for the first time. Photos of Qian Xuesen's return to China. Image source: The program production of the Central Film Documentary Factory took two years. The program team overcame the impact of the epidemic and traveled throughout Beijing, Tianjin, Shanghai, Chongqing, Heilongjiang, Qinghai, Shandong, Anhui, Guangdong, Hunan and other places; We visited dozens of relevant units and nearly 100 relevant people, such as the Institute of Mechanics, the Institute of Oceanography, the Institute of High Energy Physics, the Institute of Computer Science, the Institute of Atmospheric Physics, the Institute of History of Natural Science, the China Nuclear Industry Group, the China Aerospace Science and Technology Group, as well as Renmin University of China, Southwest Jiaotong University, the University of Science and Technology of China, the University of Science and Technology of Beijing, Harbin Institute of Technology, etc, We have found many descendants of scientists, such as Qian Yonggang, son of Qian Xuesen, Zhu Mingyuan, son of Zhu Guangya, Zou Zongping, granddaughter of Li Siguang, and Gu Ying, daughter of Gu Zhenchao, as well as students, colleagues, and researchers of many returning scientists. Through their search for the history of returning scientists, they systematically excavated the experiences of nearly 30 scientists, such as Qian Xuesen, Zhao Zhongyao, Hua Luogeng, Li Siguang, Cao Jianyou, Liang Sili, Zhu Guangya, Gu Zhenchao, Xia Peisu, before and after their return to China, as well as the touching stories of their unwavering dedication to the construction of the scientific cause in New China. Qinghai Jinyintan Nuclear Test Base. Image source: The Central Film Documentary Factory's "Return" will tell the legendary stories of these returning scientists; Looking back on their historical achievements in laying the foundation for new China's technology. More importantly, we will depict a scientist who is deeply influenced by traditional Chinese culture and baptized by Western scientific concepts, and is in a special period of historical transition, from a series of touching stories. Their patriotism prompted them to resolutely serve their country, and the scientific spirit also accompanied them with the spirit of building a new China