Can you imagine developing new materials and devices for use in a spacecraft with a liquid 100,000 times smaller than a drop of water? This was the research focus of Chinese post-1980 female scientist Xu Nuo in the aerospace sector. Such a tiny, microscopic material that is hard to capture with naked eyes records how this young member of the Communist Party of China (CPC) integrated her scientific pursuits into the great cause of building a modern socialist China.