有兴趣的，可以看看这篇报道

里面提到：

When a senior Biden national security official received the “Overmatch” brief in 2021, he turned “pale” after realising that “every trick we had up our sleeve, the Chinese had redundancy after redundancy”, a official who was present there said, according to the NYT.

https://uk.news.yahoo.com/top-secret-us-report-warns-122839818.html