Only for the record, not only Chinese, the idea dates back to the previous SARS (Italian but not that bad in Google Translate): https://www.iss.it/web/guest/pr

Only for the record, not only Chinese, the idea dates back to the previous SARS (Italian but not that bad in Google Translate): https://www.iss.it/web/guest/primo-piano/-/asset_publisher/o4oGR9qmvUz9/content/id/5269460?_com_liferay_asset_publisher_web_portlet_AssetPublisherPortlet_INSTANCE_o4oGR9qmvUz9_redirect=https%3A%2F%2Fwww.iss.it%2Fweb%2Fguest%2Fprimo-piano%3Fp_p_id%3Dcom_liferay_asset_publisher_web_portlet_AssetPublisherPortlet_INSTANCE_o4oGR9qmvUz9%26p_p_lifecycle%3D0%26p_p_state%3Dnormal%26p_p_mode%3Dview%26_com_liferay_asset_publisher_web_portlet_AssetPublisherPortlet_INSTANCE_o4oGR9qmvUz9_cur%3D2%26_com_liferay_asset_publisher_web_portlet_AssetPublisherPortlet_INSTANCE_o4oGR9qmvUz9_delta%3D10%26p_r_p_resetCur%3Dfalse%26_com_liferay_asset_publisher_web_portlet_AssetPublisherPortlet_INSTANCE_o4oGR9qmvUz9_assetEntryId%3D5269460 https://www.iss.it/web/guest/primo-piano/-/asset_publisher/o...