Although with the same hongan, there are groups having Dojeong JEONG, a descendant of Pae ho JI, as the originator, a group having Sonwi JEONG as the originator, and a group having Eung JEONG as the originator.
同じ本貫ながら、智伯虎の子孫である鄭道正を始祖とする派と、鄭遜位を始祖とする派、鄭膺を始祖とする派がある。