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)Across China, cities are locking down their residents, supply lines are rupturing, and officials are scrambling to secure the movement of basic goods - as its largest ever recorded outbreak of Covid-19 threatens to spiral into a national […]