Fa Dou only recognizes one master at a time. If he changes his master halfway, he may recognize his master again. In other words, Fa Dou can recognize multiple masters in his life, but his trust and dependence on the first master and the later masters are different.

French bulldog, alias Fadou, is about 30 cm tall and weighs 10 to 14 kg. French bulldog originated in France, and the breeding origin of this breed is related to English bulldog in history.