As COVID-19 rages across Hong Kong at the start of a sensitive political year for China and Chinese President Xi Jinping (習近平), Beijing is determined not to be embarrassed and undermined as it was by the protests that rocked the territory in 2019. In the past week, since Xi told Hong Kong that its “overriding mission” was to control the worsening COVID-19 crisis, the territory has stepped up disease prevention measures, including plans for mass testing buttressed by equipment, testing vehicles and personnel from China. Foremost for Beijing, is a fear that, unless Hong Kong contains t...