what people need to realize about China at that time, is that America opening up its arms to China was - a fluke of sorts. It was a one time deal where the US thought "we can push them to liberalize, and it will cause the grip the party has on power to crumble" and that shit didnt happen. It was one strategy of the cold war that ended up backfiring. America thoguht it would lead to the toppling of socialism in asia