A Beijing think tank offered a frank review of China’s technological weaknesses. Then the report disappeared | Science

A prominent Peking University think tank posted a surprisingly frank assessment of China’s technological strengths and weaknesses on 30 January—and took it down less than 1 week later. The report, titled China-US Strategic Competition in Technology: Analysis and Prospects in Mandarin, warns China has more to lose than the United States if technological cooperation between the countries should wither, a process called “decoupling.” It acknowledges that China still lags the United States in key technologies—particularly high-end semiconductors, operating systems and software, and aerospace.

Although the appraisal itself did not come as a surprise to those following Chinese-U.S. science and technology