The exonym for the Lon I (Vietnamese: Ln ) or I pig,[a] an endangered traditional Vietnamese breed of small domestic pig, is Vietnamese Pot-bellied.br br The I is uniformly black with short legs and a low-hanging belly, hence the name. It is raised for meat; it grows slowly, but the pork has a good flavor.  The I was depicted as a symbol of happiness, satiety, and wealth in traditional ông H paintings of Bc Ninh province.