Australian biosecurity is set to increase to prevent African swine fever from entering Australia.

New variants of the viral disease have emerged in Asia and have wiped out 800 million pigs worldwide. 

The pork industry and the Australian government are concerned the disease could enter Australia in pork products via mail or travellers.

"With Lunar Chinese New Year celebrations approaching, more gift items arriving and increased travel in the region, this is the perfect storm," Agriculture Minister David Littleproud said.