Table 1.

Seven non-drug intervention policies in China

SN	Date	Policy	Key elements
1	Jan 20	Establishing the Joint Prevention and Control Mechanism	The National Health Commission led the establishment of a joint prevention and control mechanism composed of 32 departments to cope with COVID-19 epidemic, with working groups such as epidemic prevention and control, medical treatment, scientific research, publicity, foreign affairs, logistics support, and forward work.
2	Jan 23	Locking down the worst-hit areas	The government first imposed a lockdown on Wuhan, banned travel to and from Wuhan, suspended all public transportation services in the city, and eventually blocked the entire Hubei Province.
3	Jan 25	Initiating the first-level (highest level) response to public health emergencies	All 30 provinces with confirmed cases initiated the first-level response to public health emergencies, China entered a highly alert state of the national epidemic.
4	Jan 27	Expanding medical insurance coverage to suspected patients	Expanding the coverage of the previous comprehensive guarantee policy for diagnosed patients to suspected patients who meet the diagnosis and treatment guidelines of National Health Commission.
5	Feb 4	Activating makeshift hospitals	Patients with severe to critical COVID-19 received care in Huoshenshan hospital and Leishenshan hospital. Patients with mild to moderate COVID-19 who met additional admission criteria were isolated and treated in mobile cabin hospitals.
6	Feb 10	Residential area closed management	Following the closed management of Wuhan’s residential areas, community grid and digital management were implemented nationwide. Lockdown management was conducted in the building units of confirmed or suspected COVID-19 patients.
7	Feb 12	Counterpart medical assistance	Through “One Province Supports One City”, the entire country supported the epidemic prevention and control in Hubei Province.