A hospital designated for treating critically ill COVID-19 patients in Wuhan was closed on March 30 as the number of hospitalized patients keeps falling in the city.

Till March 30, all the COVID-19 patients have been transferred or discharged from the city's Union Hospital's Optics Valley branch, which had treated a total of 1,462 COVID-19 patients since February 9.

Assistant medical teams from Shanghai, Jiangsu, Zhejiang, Fujian, Shandong and Guangdong provinces will return after nearly two months of arduous work in the hospital.

The hospital will now prepare to receive patients with non-COVID-19 ailments.

According to the provincial health commission of Hubei Province, 1,733 COVID-19 patients are still in hospital, among which 427 are in severe condition and another 174 in critical condition.