Definitely the Chinese, simply because their foreign policy is much less violent than that of the US, and they don't try to forcefully export their political and economic system to other countries.
Yet.
The PRC has been internationally relevant for a few decades. The US has been internationally relevant practically since its founding.
And for whatever reason, people don't think the PRC has continuity with pre-Mao China -- which has been internationally relevant since long before the US existed, and which doesn't have a very nice track record.
Who Was Sun Tzu’s Napoleon? https://news.ycombinator.com/item?id=22296312
>Millennia later, during the Second World War, Mao Zedong seized on this historical vignette to announce that the Chinese Communist forces would not abide by any political, military, or moral limitations in its fight against the Japanese, stating: “We are not Duke Xiang of Song and have no use for his asinine ethics.”
>Opium profits funded many leading Boston institutions. Thomas Perkins and a brother helped found Massachusetts General Hospital, left, and Perkins donated one of his homes for a new school that ...
https://www.wbur.org/commonhealth/2017/07/31/opium-boston-hi...