The content originally appeared on: CNN Editor's Note: 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 - More than 70 Chinese cities have been placed under full or partial Covid lockdowns since late August, impacting more than 300 million people, as local authorities rush to stamp out infections at all cost […]