【#上海16个区全部实现社会面清零#】在5月17日召开的上海市新冠肺炎疫情防控新闻发布会上，上海市卫生健康委副主任赵丹丹介绍，目前，全市16个区都已实现社会面清零。All 16 districts in Shanghai have achieved zero new COVID-19 infection outside quarantine and lockdown populations, the city authority announced on Tuesday.@人民日报