In December 2022, the United States government released over 13,000 documents categorized as JFK Assassination Records. A handful of these records deal with China in some fashion, including US intelligence community readings of PRC media responses to the Kennedy assassination.
As I went through the related files, I found a description of CIA interest in an target who could be none other than Liang Sicheng (梁思成), the famous architect whose career spanned the Republican period and the Mao years in the PRC. The author of the files was John McCone, who served as Central Intelligence Agency director from November 1961 – April 1965; he is pictured below with the man who appointed him.
The full story which involves a sort of quadrangle between Mexico City, Havana, Seattle and Beijing is told in my essay for the Sources and Methods blog at the Wilson Center, and the related documents have now been filed with the Cold War International History Project.