The space-borne infrared remote sensing technology holds significant value for national economic growth and strategic defense capability enhancement，serving as a pivotal driver for the advancement in China's infrared technology and a cornerstone for achieving the strategy of becoming a space technology powerhouse.This article highlights the research progress in several crucial areas closely tied to infrared technology，including meteorological satellite observation technology，precise imaging of terrestrial objects，infrared focal plane detector technology，and remote sensing applications in the new era.By systematically tracing the evolution of these technologies，summarizing their developmental patterns，and delving into the latest research findings，a precise insight into the potential future directions of space-borne infrared technology is provided，thereby offering solid support for the continuous innovation of China's infrared technology and the thriving development of its aerospace industry.