Core Viewpoint - The article highlights the significant contributions of Wang Xiji, a prominent Chinese scientist, to the country's space exploration efforts, emphasizing his role in the development of key technologies and projects in China's aerospace industry [1][4]. Group 1: Early Life and Education - Wang Xiji studied in the United States and returned to China in 1950, motivated by the founding of the new nation [2]. - He quickly adapted to his new environment, mastering Russian and authoring several textbooks during his teaching career [2]. Group 2: Contributions to Space Technology - In 1958, Wang was assigned to the Shanghai Electromechanical Design Institute to work on the development of a rocket for launching artificial satellites, overcoming significant challenges due to Western economic sanctions [3]. - He led the design and development of China's first satellite launch vehicle, the Long March 1, by creatively combining missile and rocket technologies [4]. - Wang also played a crucial role in the development of China's first returnable satellite, which became a successful series with high success rates and low costs [4][5]. Group 3: Vision for Manned Spaceflight - In the 1980s, Wang advocated for the development of manned spacecraft instead of costly space shuttles, influencing the direction of China's manned space program [6]. - His insights contributed to the formation of the Shenzhou program, which marked a significant milestone in China's space exploration history [6].