Is China becoming the world's dominant innovation leader?
Core argument: Chinese innovation self-reliance in critical technologies surged from 2% to 24% (2000–2025), driving reduced dependence on U.S. technological frameworks across.
Linking patents to papers based on shared scientific phrases, we found that the self-reliance of China’s innovation has risen sharply and broadly. This is not an artifact of measurement— it holds when we limit the analysis to high-impact journals, when we analyze highly-precise idea combinations, when we examine China’s largest firms and top universities, and when we infer a patent’s scientific content from the English-language U.S. filing of the same invention. It is pronounced across nearly all of the technology areas that the U.S. government treats as strategically important, and it is driven by two core processes: China produces science built on older foreign originated ideas at scale, and it originates a rapidly-growing share of the new phrases used in its own inventions. We mapped CNIPA [China National Intellectual Property Administration] patents to Critical Technology Areas (CTAs) and found that the self-reliance of Chinese innovation rose substantially across them (Figure 2). Across an aggregate grouping of CTAs, the share of phrases found on domestically-produced articles rose from 2% in 2000 to 24% in 2025, while the share found on U.S.-produced articles dropped from 31% to 18%. Only in 3 fields (Biotechnology, Quantum Technology, and High Performance Computing) were such phrases more likely to be found on U.S.-produced articles, and even then these gaps were small and shrinking rapidly.

