An H5N6 bird flu case has been confirmed in Xichong County in southwest China's Sichuan Province, the Ministry of Agriculture and Rural Affairs said on Sunday.

A total of 1,840 poultry out of 2,497 were found infected with H5N6 and died on a farm in Xichong County, according to a ministry statement.

Local authorities have sealed off and sterilized the infected area, where a total of 2,261 poultry have been culled and safely disposed of, according to the ministry.

Earlier, five cases of bird flu were confirmed in central China's Hunan Province and northwest China's Xinjiang Uygur Autonomous Region.