In order to block possible epidemic sources of the novel coronavirus, Fuzhou in Southeast China's Fujian province catalogued more than 240,000 domesticated animals. The information about animal owners' operating permits, the animals' locations, quantity and supervisors is recorded in detail.

"Since Spring Festival, our farm has been closed and isolated,"said a farmer of a bamboo rat farm in Lianjiang county of the city. An sign reading "No outsiders allowed" was put outside the door of the farm while workers were sterilizing the site.

Recently, the forestry department in the city organized six inspection teams to conduct random checks in all animal domestication sites, comprehensively sorted out the details of the sites and dispatched regulatory personnel to strengthen administration.

According to the Fuzhou forestry administration, there are 66 operating units that breed animals, including peacocks, parrots, ostriches, pheasants and deer. In the catalogue, it is easy to find each animal's owner and situation in order to respond to anomalies.

The city is also beefing up daily supervision over markets of agricultural produce, flowers and birds, as well as restaurants.