Zouan-Hounien
It is a sub-prefecture of and the seat of Zouan-Hounien Department in Tonkpi Region , Montagnes District . 
<triplet> Zouan-Hounien Department <subj> Tonkpi Region <obj> located in the administrative territorial entity <triplet> Tonkpi Region <subj> Montagnes District <obj> located in the administrative territorial entity