The content originally appeared on: CNN A version of this story appeared in CNN's Meanwhile in China newsletter, a three-times-a-week update exploring what you need to know about the country's rise and how it impacts the world. Sign up here. Hong Kong (CNN)When US President Richard Nixon walked down the red-carpeted stairs from Air Force One to shake hands with Chinese Premier Zhou Enlai on a cold day in Beijing on February 21, 1972, it was hailed by many as […]