One person was killed and 22 others were injured following an eatery explosion in north China's Hebei Province on Wednesday, local authorities said.

The blast occurred at 7:54am Wednesday at a fried chicken shop in Yanjiao township in the city of Sanhe, according to the city's emergency management bureau.

It is suspected to have been caused by a gas leak, the bureau said.

Rescue workers have rushed to the site immediately.