Editor’s Note: Sign up for CNN’s Meanwhile in China newsletter which explores what you need to know about the country’s rise and how it impacts the world. Hong Kong CNN  —  The winner of the US presidential election could have a sweeping impact on the contentious relationship between the world’s two largest economies and rival powers. But in China , where election news is filtered through heavily censored state and social media, the focus has been more on spectacle than substance – with a sense