The Wuhan lab was soon followed by Huo-Yan labs in Shenzhen, Tianjin, Beijing and Shanghai, in a total of 12 Chinese cities.
Maabara ya Wuhan imefuatwa haraka na maabara ya Huo-Yan huko Shenzhen, Tianjin, Beijing, na Shanghai, katika jumla ya miji 12 kote Uchina.